Search found 1137 matches


For positive integers \(x\) and \(y,\) \(x^y\cdot 8^3=2(10^8).\) What is the value of \(y?\)

For positive integers \(x\) and \(y,\) \(x^y\cdot 8^3=2(10^8).\) What is the value of \(y?\)

(1) \(x > y\)
(2) \(y\) is a prime number.

Answer: B

Source: Veritas Prep


If it takes Bill 8 minutes to peel 30 potatoes, how many potatoes can he peel in one hour?

If it takes Bill 8 minutes to peel 30 potatoes, how many potatoes can he peel in one hour?

A. 16
B. 120
C. 144
D. 225
E. 240

Answer: D

Source: Magoosh


List \(Q\) contains \(3\) elements. What is the median of list \(Q?\)

List \(Q\) contains \(3\) elements. What is the median of list \(Q?\)

(1) The mean of list \(Q\) is \(7.\)
(2) The mode of list \(Q\) is \(5.\)

Answer: B

Source: Princeton Review


When a company places a wholesale order on coffee cups with the company logo, they pay \(\$692\) for \(80\) cups. When

When a company places a wholesale order on coffee cups with the company logo, they pay \(\$692\) for \(80\) cups. When Phil wants to buy just one such cup, it costs him \(\$12.50.\) How much above the wholesale price per cup is he paying? A. \(\$0.55\) B. \(\$3.85\) C. \(\$7.35\) D. \(\$10.65\) E. \...


Does \(4^a = 4^{-a} + b?\)

Does \(4^a = 4^{-a} + b?\)

(1) \(16^a = 1 + \dfrac{2^{2a}}{b^{-1}}\)
(2) \(a = 2\)

Answer: A

Source: Manhattan GMAT

by VJesus12

Tue Oct 20, 2020 5:28 am
Forum: Data Sufficiency
Topic: Does \(4^a = 4^{-a} + b?\)
Replies: 0
Views: 28

\(350^2-320^2=\)

\(350^2-320^2=\)

A) \(900\)

B) \(8100\)

C) \(21100\)

D) \(21000\)

E) \(20100\)

Answer: E

Source: Manhattan GMAT

by VJesus12

Tue Oct 20, 2020 5:26 am
Forum: Problem Solving
Topic: \(350^2-320^2=\)
Replies: 0
Views: 26

Is \(ab = 9c^2-4?\)

Is \(ab = 9c^2-4?\)

(1) \(a\) divided by \(3\) is equal to \(c\) with a remainder of \(2.\)
(2) \(b\) divided by \(3\) is equal to \(c\) minus \(\dfrac23.\)

Answer: C

Source: Veritas Prep

by VJesus12

Tue Oct 20, 2020 5:24 am
Forum: Data Sufficiency
Topic: Is \(ab = 9c^2-4?\)
Replies: 0
Views: 29

How many girls are in the chess club?

How many girls are in the chess club?

(1) The chess club has a total of 50 members.

(2) Twice the number of boys in the chess club is equal to three times the number of girls in the chess club.

Answer: C

Source: Princeton Review

by VJesus12

Tue Oct 20, 2020 5:14 am
Forum: Data Sufficiency
Topic: How many girls are in the chess club?
Replies: 0
Views: 31

Rank these three quantities from least to greatest.

\(\rm I. \dfrac{49!}{(7^{49})^2}\)

\( \rm II. \dfrac{49!}{(7!)^2}\)

\(\rm III. \dfrac{49!}{(42!)(7!)}\)

Rank these three quantities from least to greatest.

A. \(\rm I, II, III\)
B. \(\rm I, III, II\)
C. \(\rm II, I, III\)
D. \(\rm II, III, I\)
E. \(\rm III, I, II\)

Answer: B

Source: Magoosh

by VJesus12

Tue Oct 20, 2020 3:07 am
Forum: Problem Solving
Topic: Rank these three quantities from least to greatest.
Replies: 0
Views: 86

If \(K=\dfrac{\frac{r}3}{\frac{p+2}{p^2-2p-r^2}},\) what is the value of \(K?\)

If \(K=\dfrac{\frac{r}3}{\frac{p+2}{p^2-2p-r^2}},\) what is the value of \(K?\)

(1) \(r = 2p\)

(2) \(p = 5,\) and \(2r - 2p = 2p\)

Answer: B

Source: Princeton Review


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

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. \(R, Q, P\)

Answer: B

Source: Magoosh


If \(2^x\cdot 7^y=z,\) what is the value of \(z?\)

If \(2^x\cdot 7^y=z,\) what is the value of \(z?\)

(1) \(x-y=1\)

(2) \(2^x=8\)

Answer: C

Source: Princeton Review

by VJesus12

Tue Oct 20, 2020 2:58 am
Forum: Data Sufficiency
Topic: If \(2^x\cdot 7^y=z,\) what is the value of \(z?\)
Replies: 0
Views: 26

\(1-\left(\frac12-\frac23\right)\)

\(1-\left(\frac12-\frac23\right)\)

(A) \(\dfrac65\)

(B) \(\dfrac76\)

(C) \(\dfrac67\)

(D) \(\dfrac56\)

(E) \(0\)

Answer: B

Source: GMAT Paper Tests

by VJesus12

Tue Oct 20, 2020 2:56 am
Forum: Problem Solving
Topic: \(1-\left(\frac12-\frac23\right)\)
Replies: 0
Views: 36

What is the ratio of the number of boys to girls on the school bus? (1) The number of boys is 5 less than twice the

What is the ratio of the number of boys to girls on the school bus?

(1) The number of boys is 5 less than twice the number of girls.

(2) The difference between the number of boys and the number of girls is 35.

Answer: C

Source: Princeton Review


If \(\dfrac{x}3+\dfrac{x}4+15=x,\) then \(x =\)

If \(\dfrac{x}3+\dfrac{x}4+15=x,\) then \(x =\)

A. 18
B. 24
C. 36
D. 48
E. 60

Answer: C

Source: Magoosh

by VJesus12

Tue Oct 20, 2020 2:53 am
Forum: Problem Solving
Topic: If \(\dfrac{x}3+\dfrac{x}4+15=x,\) then \(x =\)
Replies: 1
Views: 45