Level 1
For every $15 Chloe saves, her father would give her $2.50. If she saved a total of $345 by herself after some months, how much would she have received from her father?
Level 3 PSLE
All 22 children were assigned to welcome visitors to a kindergarten function. They were to line up in a row from one end to the other end at an equal spacing of 1.2 m apart. On the day of the function, 7 of the children did not turn up. As a result, the remaining children had to line up from one end to the other end of the corridor at a new equal spacing. What was the new spacing between 2 children? Express the answer in metres.
Level 3
Gem bought 7 novels of the same kind during a sale. Tina bought 3 of the same books. She also bought 3 postcards at $4.10 each. Altogether, she spent $3.10 more than Gem. What was the amount Tina spent?