The monthly salary of a man increased from N2,700 to N3,200. Find the percentage increase

Ladi sold a car for N84,000 at a loss of 4%. How much did Ladi buy the car?. 

If $y\propto \frac{1}{{{x}^{2}}}$ and y = 1¼  when x = 4. Find the value of y when x = ½

A rectangular packet has inner dimension 16cm by 12cm by 6cm. How many cubes of sugar of sides 2cm can be nearly packed into the pack

Represent the solution of $3x+15>0$ on a number line 

XOY is a sector of a circle centre O of radius 3.5cm which subtends an angle of 144^o at the centre. Calculate, in terms of the π, the area of the sector.

For what value of y is the expression $\frac{6y-1}{{{y}^{2}}-y-6}$ not defined?

The angle of elevation of the top of a cliff  15metres is 60^o. How far is the landmark from the foot of the cliff. Leave your answer in surd form

In the diagram PQRS is a circle, $\left| PT \right|=\left| QT \right|$ and $\angle QPT={{70}^{\circ }}$. What is the size of $\angle PRS$