1999 WAEC SSCE Mathematics Past Questions

1999

If \(tan x = \frac{1}{\sqrt{3}}, find cos x - sin x\)such that \(0^o \le x \ge 90^o\)

1999

If y varies inversely as x2, how does x vary with y?

1999

Simplify \(\frac{4}{x+1}-\frac{3}{x-1}\)

1999

Given that \(81\times 2^{2n-2} = K, find \sqrt{K}\)

1999

If \(y = \sqrt{ax-b}\) express x in terms of y, a and b

1999

Simplify \(\frac{2-18m^2}{1+3m}\)

1999

Given that m = -3 and n = 2 find the value of \(\frac{3n^2 - 2m^3}{m}\)

1999

In the diagram, POR is a circle with center O. ∠QPR = 50o, ∠PQO = 30o and ∠ORP = m. Find m.

1999

Calculate the value of Y in the diagram.

1999

In the diagram above, RST is a tangent to circle VSU center O ∠SVU = 50o and UV is a diameter. Calculate ∠RSV.

1999

In the diagram above, |XR| = |RY| = |YZ| and ∠XRY = ∠YRZ = 62o. Calculate ∠XYZ.

1999

Which of the following figures have one line of symmetry only? I. Isosceles triangle II. Rhombus III. Kite

1999

A group of 11 people can speak either English or French or Both. Seven can speak English and six can speak French. What is the probability that a person chosen at random can speak both English and french

1999

The pie chart illustrate the amount of private time a student spends in a week studying various subjects. Use it to answer the question below.If he sends \(2\frac{1}{2}\) hours week on science, find the total number of h…

1999

The pie chart illustrate the amount of private time a student spends in a week studying various subjects. use it to answer the question below.Find the value of K

1999

From a set \(A = [3, \sqrt{2}, 2\sqrt{3}, \sqrt{9}, \sqrt{7}]\), a number is selected at random. Find the probability that is a rational number

1999

If \(K\sqrt{28}+\sqrt{63}-\sqrt{7}=0, find \hspace{1mm} K\)

1999

Simplify \(log_8 2 - log_7 2 + log_7 4 \)

1999

1999 WAEC SSCE Mathematics Past Questions

If \(tan x = \frac{1}{\sqrt{3}}, find cos x - sin x\)such that \(0^o \le x \ge 90^o\)

If y varies inversely as x2, how does x vary with y?

Simplify \(\frac{4}{x+1}-\frac{3}{x-1}\)

Given that \(81\times 2^{2n-2} = K, find \sqrt{K}\)

If \(y = \sqrt{ax-b}\) express x in terms of y, a and b

Simplify \(\frac{2-18m^2}{1+3m}\)

Given that m = -3 and n = 2 find the value of \(\frac{3n^2 - 2m^3}{m}\)

In the diagram, POR is a circle with center O. ∠QPR = 50o, ∠PQO = 30o and ∠ORP = m. Find m.

Calculate the value of Y in the diagram.

In the diagram above, RST is a tangent to circle VSU center O ∠SVU = 50o and UV is a diameter. Calculate ∠RSV.

In the diagram above, |XR| = |RY| = |YZ| and ∠XRY = ∠YRZ = 62o. Calculate ∠XYZ.

Which of the following figures have one line of symmetry only? I. Isosceles triangle II. Rhombus III. Kite

A group of 11 people can speak either English or French or Both. Seven can speak English and six can speak French. What is the probability that a person chosen at random can speak both English and french

The pie chart illustrate the amount of private time a student spends in a week studying various subjects. Use it to answer the question below.If he sends \(2\frac{1}{2}\) hours week on science, find the total number of h…

The pie chart illustrate the amount of private time a student spends in a week studying various subjects. use it to answer the question below.Find the value of K

From a set \(A = [3, \sqrt{2}, 2\sqrt{3}, \sqrt{9}, \sqrt{7}]\), a number is selected at random. Find the probability that is a rational number

If \(K\sqrt{28}+\sqrt{63}-\sqrt{7}=0, find \hspace{1mm} K\)

Simplify \(log_8 2 - log_7 2 + log_7 4 \)

The side of a rhombus is 10cm long, correct to the nearest whole number. Between what limits should the perimeter P lie?

if \(y = \sqrt{ax-b}\) express x in terms of y and b