Answer:
D
Step-by-step explanation:
Answer:
6 years
Step-by-step explanation:
10,000 = 22,400(0.88)^t
Answer:
Question 2:
If the size of bacteria is 2000 initially and doubles after every half hour
It means in the 1st 30 min its size is 2000
And in 60 min its
30min=2000
60min=?
60×2000=120000
120000÷30
=4000
And in 9hrs
1hr=60min
9hrs=?
60×9=540min
30min=2000
540min=?
2000×540
=1080000÷30
=360000
Answer:
14
Step-by-step explanation:
100% - 30%= 70% (the times they've won)
0.7x20=14
