Question

Five packets of almonds cost 2m dollars. Mandy buys 3 packets of almonds. How much change does she receive of she paid with a $10 bill? Give your answers in terms of m.

Answer 1

$2.50

Explanation:

`2m=5`
`m=5/2`
`3*m=?`
`3*5/2=15/2`
`15/2=7.5`
`10-7.5=2.5`
Mandy got $2.50 back.