Answer:
Step-by-step explanation:
There are only two games basketball and baseball.
Any student who plays could play basketball or baseball.
Given that there are students in total.
Given that there are students who don't play any game at all.
So,there are students who play play some baseball or basketball.
The required probability is
Answer:
1) x≥6
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2) h > 20
Mark worked more than 20 hours.
Step-by-step explanation:
1) -20x+18≥-102
-20x≥-102-18
-20x≥-120
Dividing -20 both side
≥
x≥6
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2) 14h + 25 > 305
14h > 305-25
14h > 280
Dividing 14 both side
h > 20
Mark worked more than 20 hours.