Level 3
The ratio of the boys to the girls in school were 5 : 2. After 6 boys went home and 8 new girls came, there were 7 more boys than girls in schools. Find the number of children in school at first.
3 m
Level 3 PSLE
Andy had $180 and Benny had some money at first. After Andy spent$79 and Benny spent 35% of his money, they had a total of $140 left. How much money did Benny have at first? 4 m Level 3 Betty had an equal number of$2 and $10 notes. After spending 43 pieces of$10 and 19 pieces of $2 notes, the ratio of the$2 notes to $10 notes left was 5 : 1. Find the value of the notes left. 4 m Level 3 The ratio of Zoe's to Isabelle's incomes was 6 : 1 at first. After Zoe and Isabelle were given another$654 and $341 respectively, Zoe had 4 times as much money as Isabelle. How much did both of them have in the end? 3 m Level 3 In a jar, the ratio of the number of yellow balls to the number of purple balls was 1 : 3. Each time, 5 yellow and 7 purple balls were taken out of the jar. A while later, only 120 purple balls were left in the jar. What was the total number of balls in the jar at first? 3 m Level 3 Howard and Sam had some money at first. Howard received 4 times as much money as Sam every fortnight. At the end of 2 fortnights, both of them had the same amount of money. If Sam had$1500 at first and Howard had $1900 at the end of those 2 fortnights, what was the ratio of Howard's money to the total amount of money at first? 4 m Level 3 In October, the ratio of boys and girls in a school's rifle club was 4 : 7. In November, 68 new members joined the club. As a result, the ratio of boys to girls in the club became 4 : 3. There were 64 boys in the club in October. How many of the new members were girls? 4 m Level 3 Mrs Lu had a total of 520 purple and yellow lilies in the ratio of 8 : 5. After she had given away 6 times as many purple lilies as yellow lilies, the number of purple and yellow lilies left was in the ratio of 10 : 9. How many more purple lilies than yellow lilies did she give away? 5 m Level 3 The ratio of the number of scones to the number of muffins in a bakery was 2 : 3. After 4 scones and 8 muffins were packed into each box, there were a total of 7 scones and 1 muffin left. Find the total number of scones and muffins in the bakery at first. 4 m Level 3 Henry's salary to Ken's salary is 5 : 7. The former saves$320 while the latter saves \$232. If Ken's expenditure to Henry's expenditure is in the ratio of 8 : 5, what are Henry's and Ken's salaries respectively?
5 m