Question

Can someone exalting what I need to do to find the answer step by step?

Answer 1

Answer:

9% over a hundred divided by150

hundred because i don't remember the rule but it what you use (100%)

9 * 100 /150

= your answer is 6 (you can recheck)

12% over a hundred times 72

12 * 100 /  72

= your answer is 16 .6

Step-by-step explanation:

hope this helps good luck

Answer 2

Answer:

use a proportion to solve;

150 9%

----- = -----

x 100%

100/9 = 11.11111111

11.1111111 x 150 = 1666.6666666666 is a.

72 12

---- = -----

x 100

100/12 = 8.3333333333333

8.3333333333333 x 72 = 599.99999999999 or 600 rounded

Step-by-step explanation:

hope this helps. i personally loved doing my percent unit during middle school. ❣️