4
5
114
214
Correct answer is C
x α 1y .........(1) x = k x 1y .........(2) When x = 212 = 52, y = 2 (2) becomes 52 = k x 12 giving k = 5 from (2), x = 5y so when y =4, x = 5y = 114
Tossing a coin and rolling a die are two separate events. What is the probability of obtaining a tai...
A number is selected at random between 10 and 20, both numbers inclusive. Find the probability that ...
Evaluate 813×5231023 ...
Express 5x−12(x−2)(x−3) in partial fractions...
From a point P, the bearings of two points Q and R are N670W and N230E respectively. If the bearing ...
Find the mean deviation of 2, 4, 5, and 9 ...
Given that (3 - y) ÷ 2x = (6y + 7) ÷ (4x - 5), find the value of x when y = 2 ...
Make x the subject of the equation a(b + c) + 5d - 2 = 0...
Two numbers are removed at random from the numbers 1, 2, 3 and 4. What is the probability that the s...
If /XY/ = 50m, how far cast of X is Y? ...
Situational Judgement Questions and Answers
Numerical Reasoning Questions and Answers
Puzzles Questions and Answers
Abstract Reasoning Questions and Answers
Microsoft Office Questions and Answers
Personality Test
Typing Speed and Accuracy Test
Data Interpretation Questions and Answers
Quantitative Reasoning Questions and Answers
Spatial Reasoning Questions and Answers
Verbal Reasoning Questions and Answers
Logical Reasoning Questions and Answers
Nigeria General Knowledge Questions and Answers
See all →