Level 2
It is a 3-digit number. The digit in the ones place is the smallest odd number. The digit in the tens place has a value of 30. The digit in the hundreds place stands for 200. What is the 3-digit number?
Level 3
Lina put 120 eggs on some big trays and small trays. She put 6 eggs on each big tray and 4 eggs on each small tray. She used the same number of big trays and small trays. How many trays did Lina use altogether?
Level 3
Joe had 170 marbles. He gave away 32 marbles and packed the remaining marbles in bags of 4. Each bag was sold for $5. The remaining marbles that were not packed were sold at 2 for $3. How much did Joe collect in total?