Calculate the value of y in the diagram

A student bought 3 notebooks and 1 pen for N35. After misplacing these items, she again bought 2 notebooks and 2 pens, all of the same type for N30. What is ...

Interprete the inequality represented on the number line

The table below gives the distribution of marks obtained by a number of pupils in a class test. The mode of the distribution is

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

Simplify \(\frac{4\sqrt{18}}{\sqrt{8}}\)

The table below gives the distribution of marks obtained by a number of pupils in a class test. Find the median of the distribution

The table below gives the distribution of marks obtained by a number of pupils in a class test. How many pupils scored at least 2 marks?

Simplify \(\left(\frac{3}{4} - \frac{1}{3}\right)\times 4\frac{1}{3}\div 3\frac{1}{4}\)