NUMBER AND NUMERATION - Jamb Mathematics Past Questions and Answers

Question 221:

• JAMB 1983

A construction company is owned by two partners X and Y and it is agreed that their profit will be divided in the ratio 4:5. At the end of the year, Y received N5,000 more than X. What is the total profit of the company for the year?

A. N20, 000
B. N25,000
C. N30,000
D. N15,000
E. N45, 000

Question 222:

• JAMB 1983

If 0.0000152 x 0.042 = A x 10⁸, where 1 \(\leq\) A < 10, find A and B

A. A = 9, B = 6.38
B. A = 6.38, B = -9
C. A = -6.38, B = -9
D. A = -9, B = -6.38

Question 223:

• JAMB 1983

The value of (0.03)3 - (0.02)3 is

A. 0.019
B. 0.0019
C. 0.00019
D. 0.000019
E. 0.000035

Question 224:

• JAMB 1983

Simplify \(\frac{x - 7}{x^2 - 9}\) x \(\frac{x^2 - 3x}{x^2 - 49}\)

A. \(\frac{x}{(x - 3)(x - 7)}\)
B. \(\frac{x}{(x + 3)(x - 7)}\)
C. \(\frac{x}{(x + 3)(x + 7)}\)
D. \(\frac{x}{(x - 3)(x + 7)}\)

Question 225:

• JAMB 1983

Find x if (x\(_4\))\(^2\) = 100100\(_2\)

A. 6
B. 12
C. 100
D. 210
E. 110