Answer:
5 significant figures
Step-by-step explanation:
looking at the last two digit of the numbers, it multiplication gives, 4*5=20
we already have four significant figures ,
so, 2 would be the fifth since 0 is not going to be counted
Answer:
You didn't add a photo
Step-by-step explanation:
......
1 hour is 15m
2 hour is 30m
3 hour is 65m
4 hour is 80m
Answer:
40 cubic units
Step-by-step explanation: