First one the answer is A; Alexander needs 70 ft
Answer:3/7
Step-by-step explanation:
3 * 1/7 is
3 * 1 = 3
Divided by 7 = 3/7
There’s nothing to simply, as that fraction cannot be reduced
Only 20%of earths water is useable
Answer:
A, C, D
Step-by-step explanation: