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.

951.

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.

952.

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.

953.

The 4th term of a G.P is 3 and its first term is 81. What is its common ratio?

A.

3

B.

\(\frac{2}{3}\)

C.

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

D.

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

E.

-3

Correct answer is C

No explanation has been provided for this answer.

954.

Express the quotient of 0.422 and 0.004 in standard form

A.

1.055 × 102

B.

10.55 × 101

C.

105 × 100

D.

10.55 × 10-1

E.

1.055 × 10-2

Correct answer is A

= \(\frac{0.422}{0.004}\)

= \(\frac{4.22 \times 10^{-1}}{4 \times 10^{-3}}\)

= \(1.055 \times 10^{-1 - (-3)}\)

= \(1.055 \times 10^2\)

955.

Evaluate ut - \(\frac{1}{2}\)ft2 when t = 5, u = -20 and f = 10

A.

225

B.

72

C.

-75

D.

-125

E.

-225

Correct answer is E

No explanation has been provided for this answer.