Level 3 PSLE Lynn wanted to buy a dress. She saw a red dress on sale at 10% discount and a blue dress at 20% discount. Both dresses had the same original price before the discounts. To buy the red dress, Lynn would need $3.50 more that what she had. So Lynn bought the blue dress. After that, she had $1 left.
Level 3
In a pouch of notes, the number of $2, $5 and $10 are in ratio of 5 : 4 : 6. 15 of the $2-notes and 15 $5-notes are taken out. The remaining notes are worth $541. Find the difference between the value of $10-notes and $2-notes in the end.
Level 3
Shumin wanted to buy a doll that cost $9.85. However, she only had $6.95. Her mother gave her another $2.10. How much more money did she need to buy the doll?
