You just cross multiply and then simplify
Answer:
5 5/16
Step-by-step explanation:
you just divide 42 1/2 by 8
Answer:
The cookies cost $6 each, and $12 altogether.
Step-by-step explanation:
50-38=12, or x
Answer:
number of dimes is 8
number of quarters is 15
Step-by-step explanation:
let 'd' = number of dimes
let 'd+7' = number of quarters
.10d + .25(d + 7) = 4.55
.10d + .25d + 1.75 = 4.55
.35d = 2.80
d = 8
q = 7 + 8
