Which of the following points does not lie on the line 2y + 5x -4 = 0?

A ladder resting on a vertical wall makes an angle whose tangent is 2.5 with the ground. If the distance between the foot of the ladder and the wall is 60 cm, what is the length of the ladder?

Divide the L.C.M. of 36, 54 and 90 by their HCF.

Find the distance between points A(-4, 5) and B(-3, 2).

Statistics is a set of tools whose proper use will _______ the decision maker.

A dealer increased the price of an item by 20%, and then increased the price of the same item by 30%. If x is the original price, what is the price after the two increases?

The graph of cumulative frequency distribution is called

Ann goes swimming regularly. She wants to improve her fitness, so she decides to swim 10 lengths in the first session and increase the number of lengths she swims by 2 every session. When she reaches 50 lengths in a session she will not increase the number any further. Ann decides she will give herself a reward
when she has swum a total of 400 lengths. After how many sessions does she get her reward?

A rectangular box with a square base and no top has a volume of 500 cm, the dimensions of the box that require the least amount of material are

_________ are used when you want to visually examine the relationship between two quantitative variables.

If x = 2, then (x - 1)(2x - 3) =

The ______ is the value you calculate when you want the arithmetic average.

A is the point (1, 5), B is the point (4, 7) and C is the point (5, 2). Triangle ABC is

If un = 2, 6, 10, ..., the last tem of the sequence is 90. The number of terms in the sequence is

At what value of x is the function y = x² - 6x - 7 minimum?

A _______ variation is one whose values convey the concept of attribute rather than number.

What is the length of an arc of a circle with a radius of 5 if it subtends an angle of 60° at the center?

Find the value of p, if the line which passes through (-1, p) and (-2p, 2) is parallel to the line 2y + 8x - 17 = 0.

List the integral values of which satisfy the inequality $-2<7-3x\le 10$.

What is the slope of the line that is perpendicular to y - 2x = 1?

Find the sum to infinity of the following series 3 + 2 + 4 + 4/3 + 8/9 + 16/27 + ......

A housewife bought five yams at Y34 per yam and three oranges at Y5 each where Y is the currency reckoned in base six. The total amount spent by the housewife is

The roof of a shelter is made from a piece of corrugated iron 2.3m long inclined at 18º to the horizontal. How far from the wall does the roof stick out?

A company employs 100 people, 65 of whom are men. 60 people including all the women are paid weekly. The number of the men that are paid weekly is

The sum of the first 20 terms of the progression 3, 6, 12, ... is

Find the number of sides of a regular polygon whose interior angle is twice the exterior angle.

Ann goes swimming regularly. She wants to improve her fitness, so she decides to swim 10 lengths in the first session and increase the number of lengths she swims by 2 every session. When she reaches 50 lengths in a session she will not increase the number any further. If Ann asks her friend Joy to come swimming with her, Joy starts coming at Sue’s 8th session. Joy starts to swim 15 lengths and increases the number of the lengths by 5 each time. After how many of Joy’s sessions does she swim the same number of lengths as Ann?

Which of these is a measure of location?

Which of the following is the formula for range?

Find the variance of the numbers k, k + 1, k + 2.

One of these is not a desirable feature of a good statistical table

As a general rule, the _______ is the best measure of central tendency because it is more precise.

What is sin 30${}^{}$?

A straight line has a gradient of -2 and passes through the point (4, 1). What is its equation?

If 35 is the median of the data set including 21, 7, 45, 33, 62 and x, then x =

P is the point (3, 5). Q is the point (-1, 9). R is the midpoint of PQ. Which one of the following lines does R lie on?

If y = 5cos(-6x), dx/dy is

P is the point (2, 7) and Q is the point (6, 3). What is the gradient of PQ?

In a survey of villagers, it is found that 20% of the people have visited Kano and 25% have visited Port Harcourt. If 5% have been to both cities, then the percentage that have visited neither Kano nor Port Harcourt is

The heights in cm, of 10 children are 145, 163, 159, 162, 167, 149, 150, 160, 170, and 155. The standard deviation of the heights of the children is