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zach
Questions and answers by visitors named
zach
Questions (167)
Which angles are pairs of alternate exterior angles? Check all that apply.
4 lines intersect to form 16 angles. Clockwise from
7 answers
236 views
the total cost. The total cost for 35 brochures is $41.45. The total cost for 65 brochures is $55.55.
Step 1: Write the ordered
19 answers
178 views
evaluate the numerical expression
2 (14-7) + 5 Is the 2 supposed to be an exponent of something? Where does it go?
1 answer
417 views
p=2l+2w solve for l
3 answers
438 views
A sample of chlorine has a volume of 2.5 L when the temperature is 84.1 degC. Assuming that the pressure is constant, at what
1 answer
373 views
A sample of fluorine has a volume of 3.6 L when the temperature is 112.3 degC and the pressure is 922 torr. What will be the
1 answer
395 views
A sample of hydrogen has a volume of 1100 mL when the temperature is -0.899999999999999 degC and the pressure is 0.888 atm. What
2 answers
504 views
a farmer must get a mouse, a cat and a block of cheese across the river. He will make three trips. He can not leave the cat and
1 answer
515 views
A word for ater that flows downhillafter it rains 6 letters
1 answer
303 views
what are the forms in which carbon is found in the ocveans?
3 answers
347 views
factum - how do I use in a sentence.
If it's a root word, are there any words with factum in them? I can't find any.
3 answers
342 views
A magician has 3 more red hats than black hats and 4 fewer purple hats than black hats and has 14 hatsin all. How many hats of
3 answers
708 views
we are working on number charts, I need to know what position pattrens means and what number pattren means? whats the
1 answer
402 views
flexible rounding to estimate the answer 622+377=
84-27=
1 answer
334 views
A retailer of DVD players knows that at a price of q dollars per player, he can sell (900 – 3q) players per month. Write a
2 answers
526 views
6/7S - 3/4 = 4/5 - 1/7S + 1/6
3 answers
225 views
The value of a "Mint State-63" 1950 Jefferson nickel minted at Denver is 8/7 the value of a 1945 nickel at Philadelphia.
3 answers
515 views
With income earned by selling the rights to his life story, an actor invests some of the money at 3% and 30,000 more than twice
4 answers
826 views
2(x-5)+3x < 4(x-6)+1
3 answers
260 views
Please help me! Sorry there are 4 questions I need to check my attempts with to see if I am on track. Thanks!!
1. 5-3[2(3x-4)+3]
1 answer
364 views
Please help me! Sorry there are 4 questions I need to check my attempts with to see if I am on track. Thanks!!
1. 5-3[2(3x-4)+3]
1 answer
405 views
m+1
--- 4 + 5 -- 6 = 2m-1 ---- 12
3 answers
226 views
Simplify 5-3[2(3x-4)+3]
1 answer
307 views
Simplify: 5-3[2(3x-4)+3]
3 answers
304 views
Graph the linear equation.
-3x + y = -6
1 answer
480 views
Graph the linear equation.
-3x + y = -6
1 answer
370 views
1/3(x+3)+1/6(x-6)=x+3
1 answer
235 views
How many grams are in one milliliter?
1 answer
257 views
vertical asymptotes of tan(pi*x)
3 answers
339 views
how do i write a decimal and a fraction to show what part of a dollar one penny represents
4 answers
1,512 views
A certain roller coaster has a circular, vertical loop of radius 10 meters, such that at its top the riders are upside down. How
2 answers
581 views
write an equation to show the relationship between the score received and the number of questions the students answers correctly
1 answer
329 views
Given the points K=(-2,1) and m(3,4), find coordinates for a point J that makes angle JKM a right angle.
1 answer
1,204 views
Given three collinear points X, Y, and Z and XY=8 and YZ=20, what is the length of a segment joining the midpoint XY and YZ?
3 answers
841 views
A 4.85-kg block is placed on top of a 12.0-kg block that rests on a frictionless table. The coefficient of static friction
2 answers
545 views
the tracks of the astronauts who landed on the moon are still there in the dust and show no signs of being worn away.this is
2 answers
1,288 views
the lack of atmosphere.
1 answer
352 views
how much force is exerted on a bag that is lifted at 5m/s^2 with 18.5kg in it
1 answer
778 views
How do I use the word prevailing in a sentence?
4 answers
410 views
Matt has to bake muffins. He uses x eggs for each 200 grams of flour. If he has to use 900 grams of flour how many eggs will he
9 answers
3,172 views
What products are formed when aqueous solutions of Na2SO4, Fe3SO42, and BaCl2 are mixed together ? Can someone help me write out
4 answers
1,219 views
The perimeter of rectangle ABCD is 256 inches. It's length is 3 times as long as its width. Find the area of triangle ABC.
4 answers
2,514 views
A block of mass M = 6.755 kg is pulled along a horizontal frictionless surface by a rope of mass m = 0.592 kg, as shown in Fig.
1 answer
1,138 views
If you stand at stree level, the angle of elevation to a buildings tenth-story window is great than the angle of elevation to
3 answers
973 views
one carton of juice is 10cm wide by 10 cm long. how many cartons of juice will fit on a refrigerator shelf that is 80 cm wide by
1 answer
399 views
P(t) = 1000 - 19.75t + 20t² - 1/3t³, what type of function is it?
1 answer
311 views
what do thet mean when they say
Outlook:stable,increasing Job Openings: large number and very small number
4 answers
392 views
The solution set for 6x^3-11x^2-9x-1=0
1 answer
433 views
How does finding the square root of a number compare to finding the cube root of a number? Use the number 64 in your
31 answers
17,115 views
how can we find which kinetic energy is higher?
1 answer
284 views
Fred the otter climbed to the top of an inclined plane. His friend, Giselle the giraffe, suggested that he was so small that
1 answer
373 views
what are 2 unwritten practices of the roman republic?
2 answers
466 views
A tree stands 75feet tall and cast a shadow that is 50feet long. What is the angle of elevation from where the shadow ends and
2 answers
1,129 views
When 1988 J of heat energy is added to 47.5 g of hexane, C6H14, the temperature increases by 18.5 °C. Calculate the molar heat
1 answer
1,007 views
How to figure if 60 cookies were baked and 7/12 were given away, how many are left?
2 answers
167 views
Which of the following would eliminate the variable on the left side of the given equation?
36 - 19w = -6w + 41
1 answer
327 views
Which of the following equations has the given solution set?
Solution set: Ø
2 answers
475 views
What is the solution set of the given equation?
4y - 6y + 9y = -2
1 answer
297 views
Shelly delivers the weekly local paper to neighborhoods in her town. House numbers are even on one side of the street and odd on
1 answer
408 views
Kalil flipped a coin sixty times. He got thirty-four heads. How does this result compare to the number of heads you would have
1 answer
377 views
Shelly delivers the weekly local paper to neighborhoods in her town. House numbers are even on one side of the street and odd on
1 answer
381 views
A very small population consists of 7 units, labeled a; b; c; d; e; f; g. How many
di fferent samples of size 3 are there, for
1 answer
475 views
A random sample of six integers in the interval [1,42] is to be drawn.
The numbers are selected randomly, one after the other,
2 answers
508 views
arrays and an expanded algorithm
23 x17 how do I solve this
1 answer
386 views
An urn contains 5 white balls and 4 black balls. If 3 balls are randomly selected ( at once, without replacement ), what is the
1 answer
491 views
How much time does it take a pulse of light to travel through 180\({\rm {\rm m}}\) of water?
2 answers
542 views
A passenger weighing 800 N is inside an elevator weighing 25000 N that rises 30 m in exactly 1 min. How much power is needed for
3 answers
574 views
I need some help with ln 's I am trying to solve : ln(x+3)- ln(x-5)= ln7
do I: ln (x+3)/(x-5)= ln 7 ?
1 answer
396 views
A store sells one model of bicycle for $250.
a. Write an expression for the amount of money the store receives if it sells b
2 answers
730 views
A ball with a mass of 3.47 kg is rolling along at 17.4 m/s. If you apply a force of 52.2 N to it, how many seconds will it take
1 answer
318 views
Shirley has two containers of water for a camping trip. One container holds 2 times as much as the other. The total amount of
2 answers
643 views
A ball is thrown straight up and reaches a
maximum height of 7.16 m. What was its initial speed? The acceleration of gravity is
2 answers
917 views
A knight sits on a castle wall during a siege.To while away the time, he notes that boulders catapulted from below land on the
3 answers
2,461 views
A 57.5-kg runner has a speed of 5.80 m/s at one instant during a long-distance event.
(a) What is the runner's kinetic energy at
1 answer
724 views
The distance between two telephone poles is 31 m. When a 1.54kg bird lands on the telephone wire midway between the poles, the
3 answers
543 views
Your car is stuck in a mud hole. You are alone but you have a long strong rope. having studied physics you tie the rope tautly
4 answers
1,615 views
The diagonal of a rectangular storage room is 4 yards long. If its length is 2 times its width, find the dimensions of the room.
3 answers
784 views
On planet X, an object weighs 18.1 N. On
planet B where the magnitude of the free-fall acceleration is 1.28 g (where g = 9.8 m/s
3 answers
644 views
The acceleration of gravity is 10 m/s2.
What is the acceleration of a 46 kg pail of cement that is pulled upward (not sideways)
2 answers
956 views
A load of 66 N attached to a spring hanging
vertically stretches the spring 8.3 cm. The spring is now placed horizontally on a
3 answers
1,105 views
What is the magnitude of F? Assume the
acceleration due to gravity is 9.8 m/s 2 and the surface is frictionless. Answer in units
3 answers
1,614 views
What is the frictional force between the
5.66 kg mass and the table? Answer in units of N.
1 answer
578 views
Two blocks are arranged at the ends of a massless
string as shown in the figure. The system starts from rest. When the 4.01 kg
2 answers
946 views
You are on a hike in the mountains. You have 3.03 km left to go before your next campsite. The sun will set in 5.2 h.
What
3 answers
1,361 views
Here is the question:
a ball is dropped from a height of 3m and bounces on the ground . At the top of each bounce, the ball
3 answers
730 views
what is the inverse of the given relation?
for the function f(x)=xx-2,find (fof-1)(10)
2 answers
503 views
A golfer imparts a speed of 40.0 m/s to a ball, and it travels the maximum possible distance before landing on the green. The
2 answers
791 views
An airplane with a speed of 88.2 m/s is climbing upward at an angle of 55.6 ° with respect to the horizontal. When the plane's
3 answers
538 views
A 1500 kg car is rounding a curve with a radius of 204 meters on a level road. The maximum frictional force the road can exert
5 answers
562 views
A 4231 kg car is rounding a curve with a radius of 42 meters on a level road. The car has a velocity of 23.9 m/s.
Calculate the
1 answer
456 views
A 4231 kg car is rounding a curve with a radius of 42 meters on a level road. The car has a velocity of 23.9 m/s.
Calculate the
4 answers
415 views
A 1500 kg car is rounding a curve with a radius of 204 meters on a level road. The maximum frictional force the road can exert
2 answers
598 views
A 14.5 kg toy car is driving around a horizontal circular track with a period of 8.0 seconds. The radius of the circular track
2 answers
718 views
What is the variable x in the following hydrate formula NaCl xH2O if the mass of sodium chloride is 58g and the mass of the
2 answers
576 views
Development Indicators for Country X
What does the chart suggest about Country X? Check all that apply. It is a developed
3 answers
2,554 views
exponents and factors and fractions
32 answers
2,579 views
you pull a sled with a package on it across a snow-covered flat lawn. If you apply a force of 65.1 N to the sled, it accelerates
2 answers
1,079 views
how many different key signatures are there?
1 answer
237 views
Suppose the point G(–3, –2) is reflected over the y-axis. Write the coordinates of the image.
4 answers
980 views
A 0.5 kg glass falls with an initial velocity of -1.5 m/s and lands on the hard floor. The same type of glass falls with the
4 answers
288 views
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