Answer this question:Fifteen more than a quarter of a number is 27. What is the number?
A quarter of the number is 27 - 15 = 12. The number is 12 * 4 = 48.
The answer is 48.

Answer this question:If it takes 8 days for 3 builders to build a cottage. How long will it take 6 builders to build the same size cottage working at the same rate?
It would take one builder 8 x 3 = 24 days to build the cottage on his own. 6 builders can build the house in 24 / 6 = 4 days.
The answer is 4.

Answer this question:A mechanic charges $60 an hour to repair a car. He works 8 hours a day for 14 days on one car. The mechanic also used $2500 in parts. How much did the car's owner have to pay?
The mechanic worked 8 * 14 = 112 hours. So the labor cost 60 * 112 = $6720. That means the total cost was 6720 + 2500 = $9220.
The answer is 9220.

Answer this question:Jack bought 55 apples. He wants to give 10 to his father and then equally share the remaining apples between him and his 4 friends. How many apples will each of them get?
The number of apples remaining after Jack gave his father 10 is 55 - 10 = 45. The share each one of his friends including him will get is 45 / 5 = 9.
The answer is 9.