Abag contains 8 blue and 7 yellow marbles. what is the probability of randomly drawing a blue marble and then randomly drawing a yellow without replacing the first marble.

6 hours 48 min

step-by-step explanation:

68÷5=13.6

13.6×30=408min=6 hours 48 min.

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answer: 80,000

step-by-step explanation:

the population doubles every day.

10,000*2=20,000 day 4

20,000*2=40,000 day 5

40,000*2=80,000 day 6