Matemáticas I

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	Created by Daniel Tapia about 8 years ago

Matemáticas I GRE - Cuantitativo (Matemáticas I) Quiz on Matemáticas I, created by Daniel Tapia on 08/04/2016.

Matemáticas I

Question 1 of 15

If a television is sold at a 25% profit, what percent of the sale price is the profit?

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Question 2 of 15

If the value of a number increased by 30% is 280, what is the value of that number increased by 35%?

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Question 3 of 15

The price of a refrigerator decreases by 20% and then by 25%. By what percent must be the price increase to reach the original price?

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Question 4 of 15

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Question 5 of 15

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Question 6 of 15

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Question 7 of 15

The average (arithmetic mean) of 12 numbers is 12. If 8 is subtracted from each of 8 of the numbers and 4 is added to each of the remaining 4 numbers, what is the new average?

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Question 8 of 15

The average (arithmetic mean) of 8 numbers is 14. If the average of 3 of these numbers is 4, what is the average of the remaining 5 numbers?

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Question 9 of 15

The average (arithmetic mean) of a, b, 9, 10, and 11 is 10. If ab = 51 and b > a, then a =

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Question 10 of 15

If the sum of 5 distinct negative integers is -15, then the greatest of these integers is

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Question 11 of 15

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Question 12 of 15

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Question 13 of 15

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Question 14 of 15

Maria’s fruit punch is halt water and half punch. If adding 24 ounces of water changes the water-to-punch ratio to 7:5, how many ounces of punch are there?

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Question 15 of 15

Skiing down a 120-meter slope takes 20 seconds. If climbing back up is done at a rate of 180 meters per minute, what is the average speed, in meters per second, for the round-trip?

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