Answer:
5,940 cubic centimeters
Step-by-step explanation:
Volume of puzzle box
= Area of base*Height
= 220*27
= 5,940 cubic centimeters
Answer:
35
Step-by-step explanation:
Double the first equation and get 2x + 2y = 300 (1). Call the second equation 2x + 5y = 405 (2). Calculate (2) - (1) to get 3y = 105, so y = 35.
2 for the first box, 5 for the second, and 7 for the third.
