Answer:
1. (+1)(+2)
2. (−2)(+3)
3. (−2)(+1)
Step-by-step explanation:
Answer: A
Step-by-step explanation:
The ratio is simply 2:5
You are comparing the two times
Answer:
b
Step-by-step explanation:
When Sam is 13 his mother will be 39 which is 3 times as old as he is. So Sam's mother will be 3 times as old as Sam will be in 11 years. (Your answer is 11 years.)