Use your calculator to work out
15.42+7.84.5×1.16 \frac{15.42 + \sqrt{7.8}}{4.5 \times 1.16} 4.5×1.1615.42+7.8Write down all the figures on your calculator display.
Write your answer to part (a) correct to 3 significant figures.
Practise OCR GCSE Maths Using a Calculator with exam-style questions for Foundation and Higher tier. 56 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.