Aman can paint one house in 12 hours. at this rate, how many houses could 18 men paint in 6 hours? a) 3 houses b) 6 houses c) 9 houses d)

The correct option is C. 9 houses could 18 men paint in 6 hours.

Step by step explanation:

Let the number of houses paint by 18 men in 6 hours be x.

One man can paint one house in 12 hours.

The part of house painted by a man in 1 hour is .

The part of house painted by a man in 6 hour is

The total number of men is 18. Therefore the number of houses painted by 18 men is

Therefore correct option is C. 9 houses could 18 men paint in 6 hours.

i did it myself and i got 4.2 (b) hope its right

step-by-step explanation:

answer: .64

step-by-step explanation

set up the formula for standard deviation for this set of numbers, then simplify