Answer:
5) 19/4
7) 49/5
Step-by-step explanation:
Not necessarily. You could have done your multiplication wrong. Or in some cases, yes, you could have to use another skill. For example, you can't solve an optimization problem with addition, you need some calculus skills under your belt.
So there is this chart my teacher showed me to help find the answers to your questions I will send a picture but here are the answers
30km is 18.642m
44,000in is 111760cm
21ft is 6.401m
0.75m I’m not for sure sorry but
133yards is 121615.2mm
I hope that helps sorry I did not understand the one question 0.75m
Answer:
The surface area of ball is 400π sq.cm
To find the mean, add up all the test scores and divide by the number of tests:
524/10 = 52.4.