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primary 5 Maths

Struggled with this, hope someone can help me, thanks!

Date Posted: 5 years ago

done {{ upvoteCount }} Upvotes

clear {{ downvoteCount * -1 }} Downvotes

Betty: B
Aishah: 480+B
6u=3/4B
1u=1/8B
13u=13/8B
13/8B=7/8(480+B)
13B=7(480+B)
B=560
480+B=480+560
=1040
Ans:$1040

Date Posted: 5 years ago