Level 3 If Benny gives each of his friends 4 balloons, he will have 30 left. If he gives each of them 6 balloons, he will have 10 balloons left. How many friends does Benny give balloons to?
Level 3 Jen bought some eggs to bake cakes for a party. If she used 8 eggs for each cake, she would be short of 18 more eggs to bake all cakes. If she used 10 eggs for each cake, she would be short of 70 more eggs.
Level 3
I am a 4-digit number. The digit in the hundreds place is 6 less than the ones place. The digit in the tens place is 3 more than the thousands place. Which of the following numbers am I?
5288, 2523, 5427
Level 3
Three clowns, Bobo, Toto and Dodo each has 10 balloons. After giving away some of their balloons, Bobo has 5 balloons left, Toto has 3 more balloons than Dodo while Dodo has 2 fewer balloons than Bobo. Find
Level 3 Mrs Tay has some money to buy some burgers. If she buys 13 burgers, she would be short of $10. If she buys 9 burgers, she would have $6 left. How much money does Mrs Tay have?
Level 3
Some adults were at a concert. After 664 women and 2755 men left the concert hall, there were 521 adults left. How many adults were there at the concert hall at first?
