O-Level E-Maths Number and Algebra quiz (SEAB 4052) quiz

Evaluate $3 + 4 \times 2^2$ using the correct order of operations.

Evaluate $\dfrac{2}{3} + \dfrac{3}{4} \times \dfrac{8}{9}$, giving the answer as a fraction in its simplest form.

Simplify $a^5 \div a^2 \times a^3$ using the laws of indices.

Evaluate $9^{-\frac{1}{2}}$.

Write $0.000\,0306$ in standard form.

Calculate $(2 \times 10^3) \times (4 \times 10^5)$, giving the answer in standard form.

Share \240$between A and B in the ratio$5 : 3$. How much does A receive?

Two quantities are in inverse proportion. When $x = 4$, $y = 9$. Find $y$ when $x = 6$.

A car travels $150\ \text{km}$ in $2.5$ hours. Find its average speed.

A price increases from \80$to$\$92$. Find the percentage increase.

After a $20\%$ discount, a bag costs \96$. Find its original price.

Find the simple interest earned on \1500$at$4%$per annum for$3$ years.

Expand and simplify $(2x - 3)(x + 4)$.

Factorise completely $2x^2 - 8$.

Simplify the algebraic fraction $\dfrac{x^2 - 9}{x^2 + 4x + 3}$.