Mathematics questions and answers

Mathematics Questions and Answers

How good are you with figures and formulas? Find out with these Mathematics past questions and answers. This Test is useful for both job aptitude test candidates and students preparing for JAMB, WAEC, NECO or Post UTME.

931.

Solve for x in the quadratic equation. 2x2 + 12x + 10 = 0

A.

x = -5, -1

B.

x = -5,1

C.

x = -3, -2

D.

x = 3, 2

E.

x = 6, 5

Correct answer is A

No explanation has been provided for this answer.

932.

Find the Iength of a diagonal of a square whose area is 288cm2.

A.

24cm

B.

48cm

C.

95cm

D.

100cm

E.

124cm

Correct answer is A

No explanation has been provided for this answer.

934.

Find the value of 2a - b if a + b = 8 and 4a - b = 22

A.

2

B.

4

C.

6

D.

8

E.

10

Correct answer is E

No explanation has been provided for this answer.

935.

What is the positive difference between the squares of 2.5 and 2.1 to 1 significant figures?

A.

– 2.0

B.

– 184

C.

-1.84

D.

2

E.

18.4

Correct answer is D

No explanation has been provided for this answer.