138 Answered Questions for the topic ACT

Act Math

06/18/20

#### Connection issues

In the last week we have had issues connecting with our tutor and reliably hearing her audio.We have flushed the cache and historyShe mentioned that there is a glitch in our account. That we are...
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#### Determine how much is borrowed at each given rate

A city zoo borrows $2,000,000 at simple annual interest to construct a breeding facility. Some of the money is borrowed at 9%, some at 10%, and some at 13%. Use a system of linear equations to...
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#### The sentence(s) below has one or more blanks. Beneath each sentence(s) are five words or sets of words. Choose the word or set of words that best fits the meaning of the sentence as a whole.

He believed that in order to _________ the problem fully, he would need to understand all of its _________.A) solve...positionsB) embrace...nuancesC) comprehend...extremeD) experience...thoughtsE)...
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#### The number of bacteria in a culture is increasing according to the law of exponential growth.

The number of bacteria in a culture is increasing according to the law of exponential growth. After 3 hours, there are 400 bacteria, and after 6 hours, there are 3200 bacteria. How many bacteria...
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#### The populations P (in thousands) of a particular county from 1971 through 2014 can be modeled by P = 79.9e0.0317t. Where t represents the year, with t = 1 corresponding to 1971.

a) Use the model to complete the table. (Round your answers to the nearest whole number.)
Year
Population
1980
1990
2000
2010
(b) According to the model, when...
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#### Find the missing value for the radioactive isotope. (Round your answer to two decimal places.)

Isotope
Half life (years)
Initial Quantity
Amount after 1000 Years
226Ra
1599
6 g
? g

#### Isosceles triangle 3D Vectors.

Question " The points A and B have position vectors 10i -23j +10k and pi +14j - 22k respectively, relative to a fixed origin O, where p is a constant.Given that ΔOAB is isosceles, find three...
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#### Can you organize this information using matrices and write a matrix that shows the total numbers for the wins of losses of the teams?

Before-The Atlanta braves had 59 wins and 29 losses, the Seattle Mariners had 37 wins and 51 losses, and the Chicago Cubs has 48 wins and 39 losses.After-the Atlanta braves had 47 wins and 27...
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#### Can someone do this impossible problem?

If you lift a box 60 m with a force of 120 N what is the output work? If you push the same box 200 m up a ramp to the same height with the force of 25 N what is the input work? And what is the...
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#### What is the efficiency of the incline plane?

An incline plane requires 600 J of output work and 1200 J of input work.

#### How much work is done?

A box with a mass of 10kg being pulled by the force of gravity at 10 m/sec2 is lifted upward 10 meters.

#### What is it’s M.A.?

A lever has a distance from the fulcrum to the input force of 12 meters and a distance of the fulcrum to the output force of 2 meters.

#### How to graph the quadratic function.

In Exercises 5–7, use the following information.On fourth down, a team is just out of field goal range. The punter is called in to punt. To avoid kicking the ball into the endzone, the punter needs...
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#### How to graph the quadratic function.

In Exercises 1–4, use the following information.A punter kicked a 41-yard punt. The path of the football can be modeled by y=-0.035x^2+1.4x+1, where x is the distance (in yards) the football is...
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#### Can you graph this quadratic function? Does punting a football from the 40-yard line mean it reached the end zone

On fourth down, a team is just out of field goal range. The punter is called in to punt. To avoid kicking the ball into the endzone, the punter needs to kick the football high and short. This punt...
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#### Vector and parametric equation

1) What is the vector and parametric equation for: the horizontal line through (pi,e)2) At time t, the position of an object moving with constant velocity is given by the parametric equations...
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#### Phone rates, money

A long distance carrier charges a flat rate of $.09 per minute for telephone calls. A second carrier charges $.30 for the first minute and $.06 for each additional minute. After how many minutes...
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#### Phone rates, money

A long distance carrier charges a flat rate of $.09 per minute for telephone calls. A second carrier charges $.30 for the first minute and $.06 for each additional minute. After how many minutes...
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#### Determining equations for distance and rate formulas.

Two cyclists leave towns 90 miles apart at the same time and travel towards each other. One cyclist travels 5 miles slower than the other. If they meet in 2 hours, what is the rate of each cyclist?

11/29/19

#### How do I Improve timing on the ACT or SAT ?

Is there a more efficient way to take one of these college prep exams?

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