Answer:
Step-by-step explanation:
Given
Required: The distance.
This is calculated as
So:
The 3rd one, just work out the values- 0.5, 5, 5.22, 6.5
Answer: positive: up down/ up up negative: down up down down
Step-by-step explanation:
#3 answer: 42
3x7= 21
21x2=42
#4 answer:140
5x7=35
2x2=4
4x35=140