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Placement Papers with Solutions

(#M40115902) EXAM QUESTION Keep an EYE

Given that a set of data has a constant ratio of 8 and an initial value of 6, what is the rate of increase k?

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(#M40115901) EXAM QUESTION Keep an EYE

A car travels a distance of 1742 miles at an average rate of 40 mph and returns at an average rate of 55 mph. Find the average rate for the round trip to the nearest tenth?

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(#M40115900) EXAM QUESTION Keep an EYE

I have tried 3 different algebra tutors, to no answer. Suppose a cost benefit model is given by y= 2845 over 100-x . Where y is the cost for removing x percent of a given a pollutant can be removed for $23,000? Choices are: 114.1%, 89%, 8.9%, 447%

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(#M40115899) EXAM QUESTION Keep an EYE

Two numbers have a difference of 10 and the sum of 34. What are the numbers?

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(#M40115897) BOOK QUESTION Keep an EYE

y=x-x^3 graphing you utlity to verify my solution

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(#M40115896) EXAM QUESTION Keep an EYE

Textbook Walls and Smith
The population of a country doubled in 100 years, what was the exponential growth rate?

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(#M40115895) EXAM QUESTION Keep an EYE

this is my question(-56).(25)=

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(#M40115894) BOOK QUESTION Keep an EYE

Please help me rationalize the expression 2sqrt3+sqrt2/sqrt3-sqrt2 so there are no radicals in the denominator. I came up with 4-sqrt6
Thanks a lot

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(#M40115892) BOOK QUESTION Keep an EYE

I am confused with this problem A woman bought some large frames for $15 each and some small frmaes for $8 each at a closeout sale. If she bought 22 frames for $239, find how many

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(#M40115891) EXAM QUESTION Keep an EYE

I need help with this problem. Find the value of x: log base x 169/9=2
Thank you for your help.

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