When Sierra first purchased her laptop, the battery lasted for 120 minutes. If the battery life decreases by 5.3% each year, which function represents how long the battery will last after t years?
A.
B(t) = 120(0.947)t
B.
B(t) = 120(0.053)t
C.
B(t) = 120(1.053)t

C

Step-by-step explanation:

I can't understand what you'r saying because of the " A. B. C words" but the answer will be C 120(0.053) but since I can't understand the question i think it's this answer but next time can you make you'r question more easy to read.

Hope you understand

add all the numbers and check the ones place.

the answer is 486. as the ones place is more than 4, the estimation will be the next 10 ie, 490

right

step-by-step explanation: