1. WJEC Past Paper Questions (with Answers).
Estimation
WJEC Past Paper Questions
(with Answers).

3. 1 mark for rounding the numbers to 1 significant figure
1 mark for working out the answer.
1 mark for working out the answer.

5. Hint on cancelling down:
1 mark for rounding the numbers to 1 significant figure
1 mark for working out the answer.

7. 1 mark for rounding the numbers to 1 significant figure
1 mark for working out the answer.

9. Hint on cancelling down:

13. OR
Since we have 50 on the top of the fraction we can round 24 to 25 because 50  25 = 2