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.

911.

Rationalize the expression \(\frac{(7 - \sqrt{3})}{(13 - \sqrt{3})}\)

A.

(44 + 3\(\sqrt{3}\)) ÷ 83

B.

(44 + 2\(\sqrt{3}\)) ÷ 83

C.

(44 - 3\(\sqrt{3}\)) ÷ 83

D.

(44 - 4\(\sqrt{3}\)) ÷ 83

E.

(44 - 2\(\sqrt{3}\)) ÷ 83

Correct answer is C

No explanation has been provided for this answer.

912.

Rationalize the expression \(\frac{(7 - \sqrt{3})}{(13 - \sqrt{3})}\)

A.

(44 + 3\(\sqrt{3}\)) ÷ 83

B.

(44 + 2\(\sqrt{3}\)) ÷ 83

C.

(44 - 3\(\sqrt{3}\)) ÷ 83

D.

(44 - 4\(\sqrt{3}\)) ÷ 83

E.

(44 - 2\(\sqrt{3}\)) ÷ 83

Correct answer is C

No explanation has been provided for this answer.

913.

A chord XY of a circle with centre O and radius 5.32cm has ∠XOY = 140°. What is the length of the chord to the nearest centimetre?

A.

10cm

B.

6cm

C.

5cm

D.

3cm

E.

1cm

Correct answer is A

No explanation has been provided for this answer.

914.

Construct a quadratic equation whose roots are -\(\frac{3}{2}\) and 7

A.

3x2 + 11x + 21 = 0

B.

2x2 + 11x + 21 = 0

C.

2x2 - 11x – 21 = 0

D.

3x2 - 11x - 21 = 0

E.

x2 - 11x – 21 = 0

Correct answer is C

No explanation has been provided for this answer.

915.

If N25,000.00 is kept in a bank at the rate of 2% simple interest, how much will it amount to at the end of 5 years?

A.

N2,500.00

B.

N5,000.00

C.

N12,500.00

D.

N27,500.00

E.

N125,000.00

Correct answer is D

No explanation has been provided for this answer.