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

A ladder 20m long rests against a vertical wall so that the foot of the ladder 9m from the wall. The height (correct to 1 decimal place above the ground at which the upper end of the ladder touches the wall 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

A straight line has the equation 10y = 3x + 15. Which of the following is true?

Find all the values of $x$ satisfying the inequality $-14\le 4-3x\le 31$

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

One of these is a demerit of a sample

If x and y are two real numbers such that 3x + 2y = 5 and 5x + 4y = 9, then 4x + 3y =

In an arithmetic sequence whose 4th term is 14 and whose 11th term is 70, the sum of the first 12 terms of the sequence is

AAUA allocations to various faculties in a school budget are as follows:

Science: ₦35,000,000.00
Education: ₦25,000,000.00
Law: ₦20,000,000.00
Social and Management: ₦20,000,000.00.
In a pie chart to represent this information, the corresponding angle to science is

The second and fifth terms of a geometric progression a 21 and 567 respectively. Find the first time and the common ratio of the progression.

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

Justice starts a 5km walk from P on a bearing 0230. He then walks 4km on a bearing of 1130 to Q. What is the bearing of Q from P?

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?

The length of a rectangle is three times its width. If the perimeter is 72 cm, the width of the rectangle is

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

Which of these is a measure of location?

The _______ is often the preferred measure of central tendency if the data are severely skewed.

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. After how many sessions does Ann swim 50 lengths for the first time?

Solve the simultaneous linear equations: 2x + 5y = 11, 7x + 4y = 2.

Given the list of numbers {1, 6, 3, 9, 16, 11, 2, 9, 5, 7, 12, 13, 8}, what is the median?

In an arithmetic sequence with 25 terms, if the first term is 60 and last term is -12, the sum of the terms of the sequence is

Find the principal which amounts to ₦4,400 at simple interest in 5 years at 2% per annum

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

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

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

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

Mr. Robson bought bags of orange for ₦2,500 each. He sold them for ₦90,000 at a loss of 20%. How many bags of orange did he buy?

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

Find the equation of the line through (5,7) parallel to the line 7x + 5y - 5 = 0.

No of children: 0, 1, 2, 3, 4, 5, 6
No of families: 7, 11, 6, 7, 7, 5, 3
Find the mode and median respectively of the distribution above.

In a class, 120 students speak English or French or both. 70 speak English and 55 speak French. How many speak English but not French?

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

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

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

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

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?

The line y = 5x – 3 and y = 2x + 9 intersects at P. What are the coordinates of P?