Question

(a) Write four irrational numbers.

(b) The product of two rational numbers is $\frac{3}{4}$. If one of them is $\frac{5}{6}$, find the other number.

[2 MARKS]

Answer 1

Each part: 1 Mark

(a) Four irrational numbers are $\sqrt{2},\sqrt{3},\sqrt{5}$ and $\pi$

(b) Let the other number be $x$.

$\Rightarrow \frac{3}{4}=\frac{5}{6}\times x$

$\Rightarrow x=\frac{3\times 6}{4\times 5}=\frac{9}{10}$