Question: John won $155250 in the lottery and decided to give one-thousandth of the $155250 to each of the top 100 students in his college. Calculate the total amount received by the hundred students of his college.
Answer: Step-by-step reasoning process: John will give 155250 / 1,000 = $155.25 to each student. For the hundred students, he will give: $155.25 * 100 = $15525.
So the answer is 15525.

Question: The faucet in Betsy's bathroom is broken. Every minute it drips about 10 times. What amount of water is wasted during one hour if each drop contains 0.05 mL?
Answer: Step-by-step reasoning process: Every minute, 10 * 0.05 = 0.5 mL of water are wasted. Every hour, 0.5 * 60 = 30 mL of water are wasted.
So the answer is 30.

Question: There are 50 children at the party. Three-fifths of them are boys. How many of the children are girls?
Answer: Step-by-step reasoning process: 50 x 3 / 5 = 30 children are boys. So, there are 50 - 30 = 20 children that are girls.
So the answer is 20.

Question: Elysse can carry 3 bags of groceries into her home with each trip from the car. Her brother can carry the same amount. How many trips will it take them to carry 30 bags of groceries?
Answer:
Step-by-step reasoning process: Elysse and her brother can carry 3 x 2 = 6 bags of groceries with each trip from the car. Therefore, it will take both of them 30 / 6 = 5 trips.
So the answer is 5.