Question

a bag contains 1p 2p and 5p coins 3eights of the bag are 1p coins there are as many 5p coins as 1p coins in total there is 640 work out the number of 2p coins in the bag

Answer 1

Step-by-step explanation:

Let no of 2p coins be x

1p=5p=3/8×640

=240

1p+2p+5p=640

240+x+240=640

x=640-480

therefore,

x=160