Question

Suppose a population of 400 crickets doubles in size every 4 months. How many crickets will there be after 2 years?

Answer 1

I came up with 4800 and don't see how it could be over 25,000

Answer 2

24

Answer 3

6

Answer 4

The answer is 25600.

Answer 5

I doubled the crickets so got 800 then I x it by 3 and got 2400 for that year and then took the 2400 x2

Answer 6

yep its 25600

Answer 7

In two years there are 24 months so I divided 24 by 6 to find the amount of times I needed to double the number.

Answer 8

and what did u come up with

Answer 9

I came up with 25600

Answer 10

1 year = 12 months
4 times 3 =12
1 year is 3 sets of 4 months
2 years have 6 sets of 4 months
400 times 2^(n)
400 times 2^6)
400 times 64
25,600

manually
400
800
1600
3200
6400
12800
25600

Answer 11

so 25600 is right :)

Answer 12

1,600 crickets
4,800 crickets
6,400 crickets
25,600 crickets