Question 1For what value of s of n is n-1C3 = 4(nC3)?A.6B.5C.4D.3E. -1Objective Show full explanation
Question 2Find the roots of x3 - 2x2 - 5x - 2 leave a remainder 2 when it is divided by 2x + 11A.1, 2, -3B.-1, 2, 3C.-1, 2, 3D.1, -2, 3Objective Show full explanation
Question 3find the value of k if the expression kx3 + x2 -5x - 2 leaves a remainder 2 when it is divided by 2x + 1A.10B.0C.-10D.-8Objective Show full explanation
Question 4If $$Sin\theta = \frac13, \theta $$is acute. Find the value of tan θA.√3/2 B.√5/4 C.√7/5 D.√{2}/4 E.√{12}/13Objective Show full explanation
Question 5An article bought for N8.75 was sold for N46.65. What is the percentage loss?A.12% B.15% C.21% D.24% E.16%Objective Show full explanation
Question 6A student's annual interest on his savings account is N5.00. If the rate of interest is 9 1/2 %, find the amount he deposited to the nearest Naira A.N53.14 B.N47. 63 C.N52.63 D.N51.15 E.N41.65Objective Show full explanation
Question 7Factorize the following expression: 2x2 + x -15A.(2x + 5) (x -3)B.(2x - 5)(x + 3)C.(2x - 5)(x - 3)D.(2x -3)(x + 5)E.(2x + 5)(x+3) Objective Show full explanation
Question 8Simplify $$\frac{log \sqrt{27}}{log81}$$A.1/6B.3/8C.1/2D.3/4Objective Show full explanation
Question 10A number of pencils were shared out amongst Chukwuemerie, Somtochukwu and Iheanyichukwu in the ratio of 2:3:5 respectively. If chukwuemerie got 5, how many were shared?A.15B.25C.30D.50Objective Show full explanation
Question 11In 1985, Rotechukwu was 24 years old and his father was 45 years old. In what year was Rotechukwu exactly half his father's age?A.1981B.1982C.1979D.1978Objective Show full explanation
Question 12Simplify $$\frac7{12} × \frac5{14} ÷ {\frac{2^4}{15}}$$A.25/128B.2/9C.5/12D.1 1⁄3Objective Show full explanation
Question 13If cotƟ = 8/15, where Ɵ is accute, Find sinƟA.13/15B.8/17C.15/17D.16/17Objective Show full explanation
Question 14If the two smaller sides of a right-angled triangle are 4cm and 5cm, Find its area A.6cm2B.8cm2C.24cm2D.10cm2Objective Show full explanation
Question 15Given that log2 = 0.3010 and log7 = 0.8451, Evaluate log 112A.2.0491B.2.5441C.2.1461D.3.1461Objective Show full explanation