Simplify 0.000215 x 0.000028 and express your answer in standard form

Factorize: x + y - ax = ay

A car uses one litre of petrol for every 14km. If one of petrol cost N63.00, how far can the car go with N900.00 worth of petrol?

Correct 0.002473 to 3 significant figure

Simplify 1\(\frac{1}{2} + 2\frac{1}{3} \times \frac{3}{4} - \frac{1}{2}\)