Level 3
Yvonne and George collect pens and stickers. George has 70 more stickers than pens. George has 3 times the number of pens Yvonne has, and Yvonne has 40% more stickers than George. After Yvonne gives George all of her pens and George gives Yvonne 60% of his stickers, George has 64 more pens than stickers. Find the number of stickers Yvonne has at first.
Level 3
Sarah had 70% as many candies as Xuan. Sarah gave away 10% of her candies and Xuan bought another 99 candies. As a result, Sarah now has 30% as many candies as Xuan. Find the number of candies that Xuan had at first.
Level 3
Mrs Decruz baked 8 muffins more than cakes. Each muffin needed 0.06 kg of flour while each cake needed 0.5 kg of flour. She used a total of 1.6 kg of flour. How many muffins did Mrs Decruz bake?
Level 3
Muffins are sold in Delicious Bakery at the prices shown: 1 chocolate muffin $1.80 1 raisin muffin $1.20. Mrs Wong bought 5 more raisin muffins than chocolate muffins from this bakery. She paid $12 in total. How many muffins did Mrs Wong buy altogether?
