15 minutes is one quarter of an hour, so the number of people accommodated in an hour would be 4 x 55 = 220 people per hour
Answer:
480
Step-by-step explanation:
8x4=32
8x8=64
32x4=128
32x8=256
256+128+64+32=480
96 books because if you multiply by 2 that’s double of what the first answer was