Level 3
Betty and Caili had an equal number of beads at first. Betty used 12 of her beads and Caili used 16 of her beads. They used 16 beads altogether. How many beads did Caili have in the end?
Level 3
Henry and Imran had the same number of playing cards. Henry gave away 45 of his playing cards while Imran gave away 57 of his playing cards. Given that Henry gave away 12 playing cards more than Imran, how many playing cards did Henry have at first?
Level 3
There were 258 pears and apples in a fruit stall. 25 of the pears and 37 of apples were sold. Given that there were 151 pears and apples left, how many pears were there in the fruit stall at first?
