The answer is 28
30 minutes is half of an hour so you have to divide 7 by 2 which is 3.5 and then multiply 3.5 by 8 to get 28
Answer:
A rate is a ratio that is used to compare different kinds of quantities
Step-by-step explanation:
Because A unit rate describes how many units of the first type of quantity corresponds to one unit of the second type of quantity.
Answer:
m=4
Step-by-step explanation:
-5m=-20
m= - 20/-5
m=4