Answer:
a
Step-by-step explanation:
to be a function, every x has to have exactly one y, so there can't be the same number x twice wirh different y's
70% is the same as 70/100 then we simplify by taking off one zero of each number 7/10 and we can't divide it any more so the answer is 7/10
Answer:
22,5 ft
Step-by-step explanation:
36÷2,4×1,5=22,5
Recall the inclusion/exclusion principle:

which means