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BrownBeauty4623
26.01.2022 •
Mathematics
Harry and his sister Jess have some money in the ratio Harry : Jess = 1:4
Harry has £7.35
They pay £16.99 for a present for a friend.
Harry uses
3/4 of his money.
Jess pays the rest.
How much money does Jess have left?
Solved
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Ответ:
£17.92
Step-by-step explanation:
Harry : Jess
1 : 4
£7.35 : £29.40
(for every 1 Harry has, Jess has 4, so Jess = 4 x 7.35 = 29.40)
PRESENT:
Harry uses 3/4 of his money = 0.75 x 7.35 = £5.51
So Jess pays: 16.99 - 5.51 = £11.48
Jess has left: 29.40 - 11.48 = £17.92
Ответ:
7
Step-by-step explanation: