50 out of the 80 were adults if you have to round so it would be 5/8 then you just do 8×100 and then 5×180+70÷100 because you're want to do not do not do it
Answer:
i know that the first one is not equivlent but i dont know about the others
Step-by-step explanation:
Answer:
The answer is B.
Step-by-step explanation:
3< x _<5
Answer:
Simplify the expression.
28.5q−2
Step-by-step explanation:
i think this what you would like
Answer:
$0.42
Step-by-step explanation:
create a proportion:
13/.78 = 7/x
cross-multiply to get:
13x = 7(.78)
13x = 5.46
x = 5.46/13
x = .42