Skip to content

Course home

Estimating

Estimating

EasyMediumHard
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159
Question 136

A circle has an area of 290 square metres.

a.

Work out an estimate for the radius of the circle.

[3]
b.

Is your answer to part (a) an underestimate or an overestimate? Give a reason for your answer.

[1]
Markscheme

Estimating Questions

  1. GCSE
  2. /Maths
  3. /Estimating

247 exam-style questions on OCR GCSE Maths Estimating. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank