Callum and Isabel have a total of 275 stamps. The ratio of the number of Callum's stamps to the number of Isabels's stamps is 3:8
Callum buys some stamps from Isabel.
The ratio of the number of Callum's stamps to the number of Isabel's stamps is now 3:2
How many stamps does Callum buy from Isabel?
You must show all your working.
275
Stamps

120

Step-by-step explanation:

First the # of stamps callum has is 3/11 by 275 which is 75

Meaning Isabel's stamps are 200

With the new ratio 3;2 we Calc on 200 stamps

No of stamps callum bought is 3/5 by 200 = 120

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step-by-step explanation:

jegosu

grab rope, tie a loop-de-loop, put it around ur neck, now jump while its tied to a high place. now your shoes are cool.

step-by-step explanation: