The number of ways to line up 6 books is 6 factorial (6!), which equals 720.
The number of ways to line up 4 books is 4 factorial (4!), which equals 24.
Therefore, Verne can line up his books in 720 different ways, while Jenny can line up her books in 24 different ways.
720 - 24 = 696
Verne can line up his books in 696 more ways than Jenny.
Therefore, the answer is D. 696.
Verne has 6 math books to line up on a shelf. Jenny has 4 English books to line up on a shelf. In how many more orders can Verne line up his books than Jenny?
A. 24
B. 720
C. 14
D. 696
1 answer
1 answer