Answer:
I think the answer is 12
Step-by-step explanation:
It will take 30 minutes more for remaining grass.
As he mowed 40% in 20 minutes, it shows that he mows twice percentage of grass in the time calculated in minutes.
So it will take 30 minutes for remaining 60% grass.
577776776677::-7777vggv b.
Answer:
No, the mayor cannot conclude that 90% of residents favor the expansion.
Step-by-step explanation:
The sample taken is from the employees that will work on the highway, but we need to know the resident's opinion. The workers will have a different opinion than the average person, so this is not an accurate conclusion.
