Answer:
-36,047.
Step-by-step explanation:
Sum of n terms = a1 .( r^n - 1) / (r - 1)
So Sum of 7 terms = -11 . ((-4)^7 - 1 / (-4-1)
= -11 * -16,385 / -5
= -36,047.
10:15
15/10
15/10*6/1=9 gallons
We take the ratio times the minutes to get the answer!
Hope this is helpful!
Answer:
hhhhhhh
Step-by-step explanation:jujujujjujjjju