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In the above triangle, the measure of \(\angle{KAC}\) is 20° and the segment AK is the bisector of angle

Magoosh

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In the above triangle, the measure of \(\angle{KAC}\) is 20° and the segment AK is the bisector of angle BAC. Which of the following must be the value of x?

A. 40
B. 50
C. 60
D. 70
E. It cannot be determined from the information given

OA E


Is the average (arithmetic mean) of a, b, and c equal to 8?

Princeton Review

Is the average (arithmetic mean) of a, b, and c equal to 8?

1) Three times the sum of a, b, and c is equal to 72
2) The sum of 2a, 2b, and 2c is equal to 48

OA D

by AAPL

Mon Sep 28, 2020 2:19 pm
Forum: Data Sufficiency
Topic: Is the average (arithmetic mean) of a, b, and c equal to 8?
Replies: 0
Views: 8

In the Antares Corporation, 3/7 of the managers are female. If there are 42 female managers, how many...

Magoosh

In the Antares Corporation, 3/7 of the managers are female. If there are 42 female managers, how many managers in total are there?

A. 18
B. 24
C. 60
D. 66
E. 98

OA E


Re: It takes Amy between 6 and 7 minutes to grill a steak, and she can only grill one steak at a time. She does not need

It takes Amy between 6 and 7 minutes to grill a steak, and she can only grill one steak at a time. She does not need to take breaks between steaks. Can Amy finish grilling all the steaks needed for her party before her guests arrive? (1) Amy needs to grill four steaks for her party. (2) Amy's guest...


Re: Barry builds sand castles 50% faster than Michelle. If it takes Michelle 48 minutes to build a sand castle, how many

BTGmoderatorDC wrote:
Mon Sep 21, 2020 4:51 pm
Barry builds sand castles 50% faster than Michelle. If it takes Michelle 48 minutes to build a sand castle, how many minutes does it take Barry to build a sand castle?

A. 16
B. 20
C. 24
D. 32
E. 40



OA D

Source: Veritas Prep
\(a \cdot 1.5 = 48\)
\(a = \dfrac{48}{1.5}\)
\(a = 32\)


Re: If the average (arithmetic mean) of b and c is 5, and the average of c and d is 10, then b - d = A. Cannot be deter

If the average (arithmetic mean) of b and c is 5, and the average of c and d is 10, then b - d = A. Cannot be determined B. -5 C. -10 D. -15 E. -20 OA C Source: Magoosh \begin{cases} b + c = 10 \qquad (1) \\ c + d = 20 \qquad (2) \end{cases} Subtracting \((1)\) from \((2)\) we have, \(b - d = -10\)


If x and y are integers and y=|x+3|+|4-x|, does y equal 7?

GMAT Paper Tests

If x and y are integers and y=|x+3|+|4-x|, does y equal 7?

1) x < 4
2) x > -3

OA C

by AAPL

Fri Sep 25, 2020 3:07 pm
Forum: Data Sufficiency
Topic: If x and y are integers and y=|x+3|+|4-x|, does y equal 7?
Replies: 0
Views: 18

Consider the three points in the xy-plane: P(8, 4), Q(6, 7), and R(9, 0). Rank these three points from closest to...

Magoosh

Consider the three points in the xy-plane: P(8, 4), Q(6, 7), and R(9, 0). Rank these three points from closest to the origin, (0, 0), to furthest from the origin.

A. P, Q, R
B. P, R, Q
C. Q, P, R
D. R, P, Q
E. R, Q, P

OA B


What is the minimum area of cardboard required to make a rectangular box with no top?

Princeton Review

What is the minimum area of cardboard required to make a rectangular box with no top?

1) The area of the bottom of the box is 23 square feet
2) The volume of the box is 23 cubic feet

OA E


Waugh jogged to a restaurant at x miles per hour, and jogged back home along the same route at y miles per hour...

Princeton Review

Waugh jogged to a restaurant at x miles per hour, and jogged back home along the same route at y miles per hour. He took 30 minutes for the whole trip. What is the average speed at which he jogged for the whole trip?

1) The restaurant is 2 miles from home
2) x=12, y=6

OA D


If 60 percent of a rectangular floor is covered by a rectangular rug that is 9 feet by 12 feet, what is the area...

Official Guide

If 60 percent of a rectangular floor is covered by a rectangular rug that is 9 feet by 12 feet, what is the area, in square feet, of the floor?

A. 65
B. 108
C. 180
D. 270
E. 300

OA C


What is the smallest positive integer n such that \(6,480\cdot\sqrt{n}\) is a perfect cube?

Official Guide

What is the smallest positive integer n such that \(6,480\cdot \sqrt{n}\) is a perfect cube?

A. 5
B. 5^2
C. 30
D. 30^2
E. 30^4

OA E


In the expression above, a, b, and c are different numbers and each is one of the numbers 2, 3 or 5...

Magoosh

\(\dfrac{\dfrac{a}{b}+1}{\dfrac{c}{b}}\)

In the expression above, a, b, and c are different numbers and each is one of the numbers 2, 3 or 5. What is the greatest possible value of the expression?

A. \(8/3\)
B. \(4\)
C. \(9/2\)
D. \(5\)
E. \(6\)

OA B


What is the sum of all consecutive multiples of 8 between 400 and 600, inclusive?

Economist GMAT

What is the sum of all consecutive multiples of 8 between 400 and 600, inclusive?

A. 8,000
B. 10,400
C. 12,500
D. 13,000
E. 15,000

The OA is D