Level 3
David has 42 stamps more than Bata. Cali has 20 stamps fewer than Bala. The three children have 109 stamps altogether. How many stamps does Cali have?
Level 3
There were 1320 children at a dog show. There were 126 more boys than girls but the number of adults were 140 more than the number of boys. How many adults were there at the dog show?