Problem Solving With Whole Numbers

A club had 149 members. Each member paid $40 a month. How much was collected in a year?

Mr. Lim had $6 500. He wanted to give the children at the Children's Home $25 each. How many children were there?

Kelly sold 42 cartons of drinks. Each carton had 15 tins. She sold each tin for $18. How much did she collect?

In a charity event, Class A collected $1256. Class B collected twice as much as Class A. How much did the two classes collect altogether?

There are 800 local stamps and foreign stamps. The local stamps are 3 times as much as foreign stamps. Find the difference between local stamps and foreign stamps.

There are 200 more Dina's marbles than Gina's marbles. Dina has 5 times as much as Gina has. How much does Gina and Dina has altogether?

Each laptop cost $1290. It cost 6 times as much as the printer. What was the cost of the printer?

There were 3 times as many boys as girls at a concert. There were 624 pupils at the concert. How many boys were there?

The price of 9 similar books is $522. The price of each book is $______