I got -6/25 Sorry I can't really explain this try web2.0calc.com it helps alot with math.
Answer:
a.2:7
b.7:9
c.4:5
hope it helps
Explanation -
a. as original ratio is 10/35 , we reduce it to 2:7.
b. as original ratio is 35/45 , we reduce it to 7:9
c. as original ratio is 40:50 , we reduce it to 4:5
The answer is c be us wit is goin up by 3.5/1
Step-by-step explanation:
Given

Answer: 0.06p = 0.72
p = 12
Step-by-step explanation:
The original price was $12.