Given a stack of n disks arranged from largest on the bottom to smallest on top placed on a rod, together with two empty rods, what is the minimum number of moves required to move the stack from one rod to another, where moves are allowed only if they place smaller disks on top of larger disks?

answer: 48

just remember to use pemdas:

parentheses

expressions

multiplication

division

addition

subtraction

for a it would be 24 children.

for b i don't understand the question. is it saying for each individual person they pick 5 reds to 7 greens or is it the whole group. clarify and i hope this can you.

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i believe it's a.

i'm not sure on this one, most likely correct.

its a, i had the same answer, its from study island right

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