Answer is you need to multiply 8 2/3 x 5 3/4 = 49 5/6
Answer:
total cost = $ 81
Step-by-step explanation:
It is given that the fixed cost is $ 39
and the cost per minute is $0.07
Let us assume the number of minutes used be x
we have
total cost = cost per minute × number of minutes used + fixed cost
we plug the given values, so we have

we need to find the total cost for 10 hours used
x= 10 hours = 10(60) minutes = 600 minutes
so we have total cost for x= 600 minutes


hence the total cost = $ 81
Answer: B
Step-by-step explanation:
Range, if he calculate all of it and checked the price from beginning to end this would be because he found the range