Answer:
a., b., e.
4x10^6 would be 4,000,000 so d. isn't correct.
40^6 equals 4,069,000,000 so c. isn't correct either.
Answer:
Step-by-step explanation:
6b + 7 = 331
6b = 324
b = 54 students in each bus
Let the number of minutes be = x.
Cost per minute = 11 cents = 0.11
Phone Bill = Monthly fee + 0.11* x
Substituting from the question
20.82 = 3 + 0.11x
3 + 0.11x = 20.82
0.11x = 20.82 - 3
0.11x = 17.82
x = 17.82/0.11
x = 162
<span>Lamar was billed for 162 minutes.</span>
Answer:
$6,240
Step-by-step explanation:
$6,000 x .04 = 240
$6,000 + 240 = $6,240