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.

976.

Express the product of 0.007 and 0.057 to two significant figures

A.

0.0004

B.

0.00039

C.

0.004

D.

0.0039

E.

0.04

Correct answer is A

No explanation has been provided for this answer.

977.

A man is 40m from the foot of a cliff of height 23m. Calculate the angle of elevation of the top of the cliff from the man

A.

50° 54′

B.

35° 06′

C.

30° 00′

D.

290 90′

E.

29° 54′

Correct answer is E

No explanation has been provided for this answer.

978.

A bag Contains 2 red, 3 blue and 4 green identical balls. If two balls are picked at random one after the other without replacement, what is the probability that both are green?

A.

\(\frac{1}{6}\)

B.

\(\frac{1}{3}\)

C.

\(\frac{16}{18}\)

D.

\(\frac{3}{8}\)

E.

\(\frac{4}{9}\)

Correct answer is A

No explanation has been provided for this answer.

979.

The diagonals of a rhombus are 16cm and 30cm long. What is the perimeter of the rhombus

A.

68cm

B.

72cm

C.

80cm

D.

88cm

E.

92cm

Correct answer is A

No explanation has been provided for this answer.

980.

If the mean of the following set of data, 2, 3,3,3, 2,4 4 and 3 is divided by its mode, the result is:

A.

1

B.

2

C.

3

D.

5

E.

8

Correct answer is A

No explanation has been provided for this answer.