Answer: 1:5, 1/5 or 1 to 5 these are the ratio.
Step-by-step explanation:
Answer:
1:5 or you can write 1/5 or 1 to 5
+ + + + += + + + + +
DUH
I mean I think I'm right
Total Cost C = 10*150 + 20*50
= 2500 pence