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Maths
Understanding multiplicative relationships: fractions and ratio
Starter quiz
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Complete the sentence: When using a ratio table you find the
______
relationship.
'multiplicative' ✓
What number is represented by the question mark in this bar model?
'36' ✓
A bunch of flowers contains red and yellow flowers in the ratio 3 : 5. There are 10 yellow flowers. How many red flowers are in the bunch?
'6' ✓
The ratio of flour to butter to sugar in a cookie recipe is 3 : 2 : 1. You use 180g of butter. How much flour is used?
'270 g' ✓
Andeep, Sam and Sofia share some sweets in the ratio 3 : 8 : 5. Sam gets 24 sweets, how many does Sofia get?
'15' ✓
The lengths of the sides of a triangle are split in the ratio 3 : 8 : 7. The shortest side is 3.6 cm, what is the length of the longest side?
'9.6' ✓
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What number is represented by the question mark in this bar model?