Foundation June 2017 Paper 3 Q23
23 Harley’s house has a value of £160 000 correct to 2 significant figures.
(a)
(i) Write down the least possible value of the house. (1)
(ii) Write down the greatest possible value of the house. (1)
The value of Rita’s house increased by 5%.
Her house then had a value of £210 000
(b) Work out the value of Rita’s house before the increase. (2)
| Answer | Mark | Notes |
|---|---|---|
| (i) 155 000 | B1 | cao |
| (ii) 165 000 or 164 999 or 164 999.99 | B1 | 165 000 or 164 999 or 164 999.99 |
| Answer | Mark | Notes |
|---|---|---|
| 200 000 | M1 | for recognising that 210 000 = 105% or a full method to find the original price eg \(210\,000 \div 1.05\) oe \((= 200\,000)\) |
| A1 | cao |