Evaluate $\frac{21}{9}$ to 3 significant figures

Similar Questions

In the diagram, O is the centre of the circle, < QPS = 100o, < PSQ = 60o and < QSR. Calculate < SQR...

Simplify 3$\sqrt{45} - 12\sqrt{5} + 16\sqrt{20}$, leaving your answer in surd form....

In the diagram, PR is a diameter of the circle PQRS. PST and QRT are straight lines. Find QRS ...

In the diagram, PX is a tangent to the circle and RST is an equilateral triangle. Calculate < PTS...

Simplify 213$_4$ x 23$_4$ ...

Factorize 32x3 - 8xy2...

Arrange in ascending order of magnitude $26_8, 36_7, and 25_9$...

Simplify; $\frac{3\sqrt{5} \times 4\sqrt{6}}{2 \sqrt{3} \times 3\sqrt{2}}$...

If 2x : ( x + 1) = 3 : 2, what is the value of x? ...

The mean of the ages of ten secondary school pupils is 16 but when the age of their teacher is added...