A is directly proportionate to the square of b. when b = 10, a = 20. Find a when b=20

if im undersanding the question correctly, its organized from 10

step-by-step explanation:

answer is  

a.

5.2 inches

hope you get this right.

answer:   he will receive $21093.75 only.

explanation:

since we have given that

cost of house = $180,000

since he has a coinsurance clause of 75%,i.e. he does not fully insured his property.

amount the owner insured for the property = $101,250.

amount he lost in damage = $50,000

amount he will receive from insurance is given by

so, he will receive $21093.75 only.