Answer:
Step-by-step explanation:
- Initial number of bacteria = 3.3 million
- Growth rate = 2.5 times per 10 minutes
- Time = 30 minutes = 3*10 minutes
<u>Number of bacteria after 30 minutes:</u>
Correct choice is C
Answer:
3
Step-by-step explanation:
because 3x3= 9 and 4x3=12 and 5x3=15
1 year = 12 months
$1200/2 years
$1200/ 24 months
$50/1 month
add the interest which would be 5% of 50
50×0.05=2.5
50+2.5=52.5
She would pay you $52.50 per month
<u>Answer:</u>
2(-5 - 7j) = -10 - 14j
<u>Step-by-step explanation:</u>
Using the distributive property means that we have to multiply both -5 and -7j by 2:
2(-5 - 7j)
⇒ 2 × -5 + 2 × -7j
⇒ -10 - 14j
Answer:
6
Step-by-step explanation:
I'm sorry if it wrong.