The answer is option 2,
2x10^10
Remember the divisibility rule for 9. The sum of the digits of the number must be divisible by nine.
Let the digit be

. Then

has to be divisible by nine. Recalling that

, we note that

.
Answer:
$4.11/hour
3.33 pages/minute
Step-by-step explanation:
37 / 9
= 4.11
10 / 3
= 3.33
Answer
$60+1/4c=$147.50
Step-by-step explanation:
makes $60 a day
1/4 of customer sales= 1/4 c
equal 147.50
so 60+ 1/4 c = 147.50