B) 16a+20
That’s the answer.
Answer:
1:2.5
Step-by-step explanation:
unit rate means first number is 1
52 cups to five cups is a ratio of 2:5 or 2/5
to find unit rate set up proportion
2/5 = 1/x
cross multiply to get 5= 2x
solve for x= 2.5
unit rate is 1/2.5
Answer:
22
Step-by-step explanation:
Working backwards
1+1 then x2 is 4
4+1 then x2 is 10
10+1 then x2 is 22
