34% written in decimal form is .34 (by moving the decimal 2 places left).
.34 written as a fraction is 34/100. Reduce the fraction by dividing numerator and denominator by 2 to get 17/50.
The ratio is 17:50
Answer:

Step-by-step explanation:
Given


Required
Determine the average change
This is calculated as follows:

This gives:


Convert to improper fractions

Convert to multiplication




Answer:
The rate is 47.5 miles per hour :D
Step-by-step explanation:
The final amount of yards the team has is 8 yards.
7% of $5100 is 357
416.50 / 357 = 1.16
I will take 1.16 years to gain $416.50