Answer:
90.5 hours or 90 hours and 30 minutes
Step-by-step explanation:
100-9.5=90.5
5 times 10^7= 50000000
6 times 10^4= 60000
<span>(50000000)</span><span>(60000)</span>
<u>Answer</u>
3000000000000
Answer:
4^0
Step-by-step explanation:
whenever the number is to the power of 0 it equals 1
4^5 x 4^-7 ÷ 4^-2 = 1
4^0 = 1
Answer:
31
Step-by-step explanation:
Increases by 7 each time
