A survey of 100 students in an institution shows that 80 students speak Hausa and 20 students speak Igbo, while only 9 students speak both language. How many students speak neither Hausa nor Igbo?

Similar Questions

Which of the following equations can be solved by the points of intersection P and Q of the curve an...

In a class of 45 students, 28 offer chemistry and 25 offer Biology. If each student offers at least ...

Simplify $\frac{2\sqrt{2} - \sqrt{3}}{\sqrt{2} + \sqrt{3}}$ ...

In how many ways can a delegation of 3 be chosen from 5 men and 3 women. If at least 1 man and 1 wom...

3 girls share a number of apples in the ration 5:3:2. If the highest share is 40 apples, find the sm...

Find the volume of a cone of radius 3.5cm and vertical height 12cm. [Take π = 22/7]...

A ladder 5cm long long rest against a wall such that its foot makes an angle 30o with the horizontal...

Find the angle x in the diagram above ...

A binary operation x is defined by a x b = a$^b$. If a x 2 = 2 - a, find the possible values of a?...

Make t the subject of formula S = ut + $\frac{1}{2} at^2$...