Higher November 2020 Paper 1 Q10
10 The cost of a holiday is £2400
Rana pays a deposit followed by monthly payments, in the ratio
| deposit : total of the monthly payments \(= 3 : 5\) |
She makes 6 equal monthly payments.
Work out her monthly payment. [4 marks]
| Answer | Mark | Comments |
|---|---|---|
| Alternative method 1 | ||
| \(2400 \div (3 + 5)\) or \(2400 \div 8\) or 300 | M1 | oe accept \(\dfrac{1}{8}\) of 2400 |
| \(5 \times\) their 300 or 1500 or \(3 \times\) their 300 or 900 or their \(300 \div 6\) or 50 | M1dep | oe |
| \(5 \times\) their \(300 \div 6\) or \((2400 - 3 \times\) their 300\() \div 6\) or \(1500 \div 6\) | M1dep | oe |
| 250 | A1 | |
| Alternative method 2 | ||
| \(2400 \div 6\) or 400 | M1 | oe |
| their \(400 \div (3 + 5)\) or 50 | M1dep | oe \(2400 \div 48\) scores M1M1 |
| \(5 \times\) their 50 or \(400 - (3 \times\) their 50) | M1dep | oe |
| 250 | A1 | |
Additional guidance
| Answer 400 with 1500 or 900 in working | M1M1M0A0 |
| Answer 400 with 250 in working | M1M1M1A0 |
| Condone incorrect representation of a division if recovered eg \(8 \div 2400 = 300\) | M1 |