Mathematics 4024 · O Level · Standard form

Standard form — practice question

(a)[1]

Write $360$ million in standard form.

(b(i))[1]

Given $p = 5 \times 10^9$ and $q = 9 \times 10^{-16}$, find $p \times q$ and express the result in standard form.

(b(ii))[1]

Given $p = 5 \times 10^9$ and $q = 9 \times 10^{-16}$, find $\sqrt{q}$ and express the result in standard form.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: $3.6 \times 10^{8}$

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