Answer: Percent of people who had a mild allergic is 0.6%.
Step-by-step explanation:
Since we have given that
Total number of people try a new shampoo = 7000
Number of people had a mild allergic reaction = 42
We need to find the "Percentage of people had a mild allergic":
Percentage of people had a mild allergic is given by

Hence, Percent of people who had a mild allergic is 0.6%.
3x=4x-9
x=9
x-2.25=6.75
Tanya spent $9 on each item; Tony spent $6.75 on each of his items.
Answer:you multiply the decimal by the number behind the decimal
Step-by-step explanation:
6.00
6.00x100
6
Answer: 45 ft
Step-by-step explanation:
and 15ft add 10ft to get 25ft
then subtract 70 from 25
Answer:
576
Step-by-step explanation:
1. 800*0.8=640
2. 640*0.9=576