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13.02.2021 •
SAT
Pter 4 Practice Quiz
1. How many trimesters are there in a normal pregnancy?
2.
3.
1.
4.
Solved
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Ответ:
3
Explanation:
9 month pregnancy is grouped into 3, 3 month trimesters
Ответ:
first find the individual speeds during each running segment. we get
s=4.0/32=1/8 km per min
s=2.0/22=1/11 km per minute
s=1.0/16=1/16 km per minute
now we take the average. the person jogged a TOTAL of 7.0 km in a TOTAL 70 minutes. so on average, they jogged 7.0/70=1/10 km per minute