43
A market woman sells oil in cylindrical tins 10cm deep and 6cm in diameter at N15.00 each. If she bought a full cylindrical jug 18cm deep and 10cm in diameter for N50.00, how much did she make by selling all the oil?
- A. N62.50
- B. N35.00
- C. N31.00
- D. N25.00
44
Find the value of k if \(\frac{k}{\sqrt{3} + \sqrt{2}}\) = k\(\sqrt{3 – 2}\)
- A. 3
- B. 2
- C. \(\sqrt{3}\)
- D. \(\sqrt 2\)
45
Given that log4(Y – 1) + log4(\(\frac{1}{2}\)x) = 1 and log2(y + 1) + log2x = 2, solve for x and y respectively
- A. 2, 3
- B. 3, 2
- C. -2, -3
- D. -3, -2
46
If \(b^3\) = \(a^{-2}\) and \(c^{\frac{1}{3}}\) = \(a^\frac{1}{2}\)b, express c in terms of a
- A. a-\(\frac{1}{2}\)
- B. a\(\frac{1}{3}\)
- C. a\(\frac{3}{2}\)
- D. a\(\frac{2}{3}\)
47
Evaluate [\(\frac{1}{0.03}\) \(\div\) \(\frac{1}{0.024}\)]-1 correct to 2 decimal places
- A. 3.76
- B. 1.25
- C. 0.94
- D. 0.75
48
If \(1011_2\) + \(X_7\) = \(25_{10}\), solve for X.
- A. 207
- B. \(14_7\)
- C. \(20_7\)
- D. \(24_7\)