Hayley bought 84 books and 12 toys from the market. If the price of each book and toy is $ 93 and $ 74 respectively, how much money did Hayley pay for the books?

An elevator in a mall can carry 14 adults or 42 children at one time. Suppose there are 12 adults in the lift, how many additional children can be accomodated?

There were 4934 students in a school last year. This year 281 students joined kindergarten and 302 students passed out and joined college. Also, 288 students were transferred to other schools, and 309 students were transferred from other schools. How many students are there in the school now?

Jayden withdraws $457 from bank. He asks the cashier to give the money using $10 bills. How many $10 bills will the cashier give him and how much money will the cashier give in other bills.