GMAT Forum 2025, Discuss, Learn And Practice Together

If x is negative and y is positive, what is the value of x given that x^2−8xy+16y^2=49

A. 4y − 49
B. 49 − 4y
C. −7 − 4y
D. 7 + 4y
E. 4y − 7

There are 40 students in a classroom, 9/20 of students are boys and 4/5 of students are right-handed. What is the minimum number of right-handed boys possible?

A. 10
B. 12
C. 14
D. 16
E. 18

If x is a non-negative integer and |6 - |x + 2|| = 10, then find the number of values of x that satisfy the given absolute value inequality.

a. 0
b. 1
c. 2
d. 3
e. 4

If x^2+y^2+(y−1)^2=2xy, what is the value of x+y

A) 5
B) 4
C) 3
D) 2
E) 1

30, 40 and 'n' are such that every number is a factor of the product of the other two numbers. If 'n' is a positive integer, what is the difference between the maximum and minimum value of 'n' ?

A. 0
B. 1
C. 134
D. 1134
E. 1188

In a certain school, the ratio of boys to girls is 5 to 13. If there are 72 more girls than boys, how many boys are there?

A. 27
B. 36
C. 45
D. 72
E. 117

How many positive factors of 72 are divisible by 2?

A. 4
B. 5
C. 6
D. 8
E. 9

If |2x − 3| + 2 > 7, which of the following could be the value of x ?

I. −4
II. 2
III. 3

A. I only
B. II only
C. III only
D. II and III only
E. I, II, and III

Of the 300 employees in company X, 3/5 are females. If 100 female employees are hired and no other changes are made, what percent of the employees will be females?

A) 30%
B) 60%
C) 70%
D) 80%
E) 93%

A pet store sells pets in a ratio of cats to dogs of 4:3. The ratio of dogs to birds sold is 1:2. What is the ratio of cats to birds?

(A) 2:3

(B) 3:2

(C) 4:2

(D) 12:2

(E) 8:3