Find the difference in speed:
2.2 - 1.4 = 0.8 m/s
Now divide the difference in speed by time:
0.8 m/s / 4 seconds = 0.2 m/s/s
Hi which letter are we supposed to do?
Answer:
When rates are expressed as a quantity of 1, such as 2 feet per second or 5 miles per hour, they are called unit rates. If you have a multiple-unit rate such as 120 students for every 3 buses, and want to find the single-unit rate, write a ratio equal to the multiple-unit rate with 1 as the second term.
Creds: Eduplace
Answer: 456
Step-by-step explanation:
idk if this is right i dont have anouf to be 100% sure but thats about right sorry if its not, i would try and put more info in next time to get a closer answer