Answer:
R. 25m + 10b = 400
Step-by-step explanation:
25m: $25 for time the mow the lawn
10b: $10 for every hour that they babysit their younger brother
400: They need $400 in total
+ : You need to add what they made for mowing the lawn and for babysitting.
Answer: Yes
Step-by-step explanation:
They are proprtoinal because the x goes up by y, while and y goes up by one
2a - b....a = 2 and b = 3
2(2) - 3 =
4 - 3 =
1
It is after the fifth round that there are only 32 contestants left
1024/2=512
512/2=256
256/2=128
128/2=64
64/2=32