Step-by-step explanation:
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Answer
27 days
Step-by-step explanation:
father= 45 days
oldest son + father=27 days
youngest + father= 36 days
45-27=18
45-36=9
18+9=27
so it would take 27 days for both sons to complete the house
18 days=oldest son
9 days =youngest son
The answer is 50 because if u add 20 and 50 it makes 70:)
The trip back the boat will travel only 30 miles because the trip doubled the hrs.
