A unit fraction is a fraction whose numerator is 1.
Answer:
Sammy is 8 years old
Step-by-step explanation:
3s + 4 = 28 is the equation you need to use you have to get s on its own to find Sammy's age
3s + 4 = 28 subtract 4 from both sides
3s = 24 divide both sides by 3
s = 8 Sammy is 8 years old
The answer is C because AO and BO are equal. And with AO being three times the length of CO, BO should be the length of DO
Distance = Speed × Time
Distance = (4.5 mi)/(0.75 h) × (3.5 h) = 21 mi
The walker will cover 21 miles in 3.5 hours at that pace.