Question

95
6. Maya's height is 160 cm while her mother is 170 cm tall.
If Maya weighs 40 kg and her mother weighs 42.5 kg,
are their heights in proportion to their weights?
7. Mr Chowdhury earns $10,000 per month, out of
which he saves 3000. If Mr Ashraf earns 39000 per
month and his income-savings ratio is the same as
Mr Chowdhury's, how much does he save each month?
8. The ratio of mixing orange squash and water is in
proportion to the ratio of mixing lemon squash and
water. If 40 mL of orange squash is used for every
260 mL of water, how much lemon squash will be
needed for 325 mL of water?
9.A father, 45 years old, plays a game of darts against his
14-year-old son and scores 180 points. If the father's
and son's scores are in proportion to their ages, how
much does the son score?​

Answer 1

Answer:

total are son scored is 684