3.50/5 = .70
.70x7 = 4.90
so 7 cakes cost 4.90 pounds.
Do a proportion
1/3= x/60
Cross multiply and divide
1 x 60= 60 and 60 divided by 3 is 20
So you get $20 off
60-20= 40
Answer is $40
Answer:
Step-by-step explanation:
Kool
Answer:
Step-by-step explanation: