Question
PSLE
Cathy started a savings plan by putting 2 coins into a money box every day. Each coin was either a 10¢ or 50¢ coin. Her father also put in $2 note in the box every 4 days. The total value of the savings after 124 days was $136.80.
  1. How many coins were there altogether?
  2. How many of the coins were 50¢ coins?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
Cathy started a savings plan by putting 2 coins into a money box every day. Each coin was either a 10¢ or 50¢ coin. Her father also put in $2 note in the box every 4 days. The total value of the savings after 124 days was $136.80.
  1. How many coins were there altogether?
  2. How many of the coins were 50¢ coins?