Answer:
Profit Percentage = 50%
Step-by-step explanation:
Cost price, CP = $80
Selling price, SP = $120
Profit = 120 - 80 = $40
Just say Avery owns 5 of those marbles. The fraction will be 5/10 marbles which is equivalent to 1/2.
x = 9
The sides on the left are proportional and can be used to find the sides on the right.
Since 72/8=9, 56/8 must equal 3x-20
Answer:
12y + 2a
Step-by-step explanation:
You just add the similar values together, 8y and 4y go together, and -7a and 9a go together
Answer:
25%
Step-by-step explanation:
990 x 0.25