Question

Mario has 20 yards to mow this week. By Wednesday, he had mowed 50% of the yards. How many yards had he mowed by Wednesday?

A.2 B.5 C.10 C.15

Answer 1

Answer: Mario has 20 yards to mow this week. By Wednesday, he had mowed 50% of the yards. How many yards had he mowed by Wednesday? c. 10 yards

Answer 2

For this case we can make the following rule of three:
20 yards ---> 100%
x -------------> 50%
Clearing x we have:
x = (50/100) * (20)
x = 10 yards
Therefore, by Wednesday he mowed 10 yards.
Answer:
he had mowed by Wednesday:
C.10