Answer:
The second one will make a rectangular prism.
Easy! If Smith had four daughters who each had 4 kids, then he had a total of 20 kids. I got this by multiplying the daughters by their kids, 4x4, and adding the four daughters, so it equals 20 kids in total!
Hope it helps!
59,000,000? I'm honestly unsure.
1/4 + 1/3 + 1/6 + 1/8 + 1/8
Must have same denominators
6/24 + 8/24 + 4/24 + 3/24(2)
Answer: 1