Level 3 Mrs Kok had some 20-cent and $1 coins in her handbag. She had 7 more 20-cent coins than $1 coins. The total value of the coins was $11. What was the total number of coins that Mrs Kok had in her handbag?
Level 3
Mr Lim employed some welders and painters for his construction site. A painter was paid $20 a day and a welder was paid $35 a day. Given that he employed 4 times as many welders as painters and a total of $1280 was paid to these workers for the day, how many more welders than painters did Mr Lim employ for his site?
Level 3 Last month, Tim and Jen had the same amount of savings. This month, Jen saves $1800. As a result, she now has 5 times as much savings as Tim. What are their total savings now?
Level 3
A fruit stall had 3 times as many apples as oranges. After 15 oranges were sold, the number of apples became 12 times the number of the remaining oranges. How many oranges were there at the fruit stall at first?
Level 3
A fruit stall had 3 times as many apples as oranges. After 15 oranges were added, the number of apples became twice the number of the oranges. How many oranges were there at the fruit stall at first?
