Answer this question:In Grade 4, there are two sections -- Diligence and Industry. The two sections have an equal number of students after 2 students were transferred from section Industry to Diligence. How many students were there in section Diligence before the transfer if, in both sections combined, there are a total of 50 students?
There are 50 / 2 = 25 students in each section now. So, there were 25 - 2 = 23 students in section Diligence before 2 students were transferred in their section.
The answer is 23.

Answer this question:There are 35 books on the cart. There are five fiction books, 4 more non-fiction books than fiction books, 2 times as many autobiographies as fiction books, and the rest picture books. How many books were picture books?
There are 5 + 4 = 9 non - fiction books on the cart. There are 2 * 5 = 10 autobiographies on the cart. There are 5 + 9 + 10 = 24 fiction, non - fiction, and autobiography books on the cart. There are 35 - 24 = 11 picture books on the cart.
The answer is 11.

Answer this question:After buying shirts worth $27 from a store, Dennis received 2 $10 bills and $3 in loose coins for his change. How much money did Dennis have initially?
Dennis received $10 x 2 = $20. So, he received a total of $20 + $3 = $23 change. Therefore, Dennis initially had $27 + $23 = $50.
The answer is 50.

Answer this question:Isabella earns $5 an hour babysitting. She babysits 5 hours every day, 6 afternoons a week. After babysitting for 7 weeks, how much money will Isabella have earned?
She earns 5 * 5 = $25 in a day. In a week she earns 25 * 6 = $150. In 7 weeks, she earns 150 * 7 = $1050.
The answer is 1050.