Same pattern as Stickers — Mei gives some to Jun. New numbers, new story. Try each one on paper, then check the working below — or watch it drawn out, the same way the problem above is.
Question 1
The ratio of Sara's savings to her brother Tom's savings was 5 : 1. After Sara gave some of her savings to Tom, the ratio became 2 : 1. Together they had $180 throughout. How much money did Sara give to Tom?
Work it out on paper, then check below. ▶ See the working
Question 2
In a craft class, the ratio of Nadia's beads to Priya's beads was 4 : 1. After Nadia gave some of her beads to Priya, the ratio became 3 : 2. Together they had 150 beads throughout. How many beads did Nadia give to Priya?
Work it out on paper, then check below. ▶ See the working
Question 3
The ratio of Liam's trading cards to Noah's trading cards was 7 : 5. After Liam gave some of his cards to Noah, the ratio became 5 : 7. Together they had 144 cards throughout. How many cards did Liam give to Noah?
Work it out on paper, then check below. ▶ See the working