Express 0.265 in standard form

If a car travels 120km on 45 litres of petrol, how much petrol is needed for a journey of 600km?

Evaluate $\frac{12.02\times 20.06}{26.04\times 60.06}$ correct to three significant figures

Evaluate $\frac{0.8\times 0.43\times 0.031}{0.05\times 0.07\times 0.021}$ correct to four significant figures.

Simplify $\frac{0.026\times 0.36}{0.69}$ leave your answer in standard form

If a student measured the length of a table to be 2.30m instead of 2.50m. What was the percentage error in measuring the length of the table?

Express the product of 0.00043 and 2000 in standard form

$\begin{align}  & \text{Evaluate }\frac{1.25\times 0.025}{0.05},\text{ correct to 1 decimal place} \\ & \text{(A)  0}\text{.6  (B) 6}\text{.2  (C) 6}\text{.3  (D)  }0.5 \\\end{align}$