First one the answer is A; Alexander needs 70 ft
11 kl = 11 000 l.
Hope this helps !
Photon
I CALCULATED IT AND GOT
C) 4.29
The only reason an inequality would change would be because a number is divided or multiplied by a negative number. So if it stayed the same, then it would be because there was no division or multiplication by a negative number. Hope I helped :)