Answer:
If he gave 1 part to his friend then he will have 3 parts left. Is that what you needed help on?
The percentage of Change in time is an decrease
1m=100cm
85 cm
400 mm=40 cm
Add up them up and you get 225 cm in total
9514 1404 393
Answer:
- f²(1.5) = -0.5
- f³(1.5) = -1.5
Step-by-step explanation:

Answer:
No
Step-by-step explanation:
Find a common denominator, and that is 14. So we convert 1/2 into 7/14 and 2/7 to 4/14, and we see it is not proportional.