1MA0 Higher June 2016 Paper 1 Q18
18
(a) Work out \(1\dfrac{1}{5} \times 2\dfrac{1}{3}\)
Give your answer as a mixed number in its simplest form. (3)
Give your answer as a mixed number in its simplest form. (3)
(b) Work out \(2\dfrac{7}{15} - 1\dfrac{2}{3}\) (3)
| Answer | Mark | Notes |
|---|---|---|
| \(2\dfrac{4}{5}\) | 3 | M1 for writing as improper fractions eg \(\dfrac{6}{5}\) or \(\dfrac{7}{3}\) M1 (dep) for multiplying improper fractions eg \(\dfrac{6 \times 7}{5 \times 3}\) or \(\dfrac{14}{5}\) oe A1 cao |
| Answer | Mark | Notes |
|---|---|---|
| \(\dfrac{4}{5}\) | 3 | M1 for finding two correct fractions with a common denominator eg \(\dfrac{7}{15} - \dfrac{10}{15}\) or \(\dfrac{21 - 30}{45}\) M1 (dep) for complete and correct method eg \(1 - \dfrac{3}{15}\) or \(\dfrac{37}{15} - \dfrac{25}{15}\) or \(\dfrac{111 - 75}{45}\) oe A1 for \(\dfrac{4}{5}\) oe |