Level 2 PSLE
At first, the books in a library were placed on 30 shelves with an equal number of books on each shelf. 3 shelves were removed and the books on these shelves were placed on the remaining shelves. Because of this, the number of books on each remaining shelf increased by 5. What was the number of books on each shelf at first?
Level 2 PSLE
Abel had 13 more two-dollar notes than five-dollar notes at first. He exchanged $20 worth of five-dollar notes for two-dollar notes. How many less five-dollar notes than two-dollar notes did Abel have after the exchange?
Level 3 PSLE
A shop gave a discount of $5 for every $30 spent. Mrs Lim bought a dress and paid $82. What was the price of the dress before the discount?
