Well first you would start by setting up with a proportion.
In total, the girls paid $54+$22= $76
Thus 1 sister contributed $54/$76=x/100
The other sister contributed $22/$76=x/76
For each proportion, cross-multiply and simplify to get the percentage. The percentage will be the x
Answer:
Step-by-step explanation:
x is greater or equal to 13
Answer:
78 x 160
/100
= 124.8
12 x 325/100
= 39
Step-by-step explanation:
Answer:
the answer is (-1,2), hope this helps.
