Answer:3is the answer
Step-by-step explanation:
Answer: D) (3, 1.5)
Step-by-step explanation:
It would be a 4 in 28 probability (or 1 in 7 if you simplify)
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first you add up all the number of combs together which gives you 28 combs total
the there were 4 blue combs out of the 28
so the probability it 4 in 28 or 1 in 7
Answer:
Step-by-step explanation:
sin = opposite / hypotenuse
ED is the opposite leg to angle C
CD is hypotenuse as opposite to angle E
<u>Substitute values</u>
Answer:
There are 252 possible outcomes.
Step-by-step explanation:
For each economic course, the student can select nine mathematic courses.
For each mathematic couse, the student can select four computer courses.
There are 7 economic courses.
So in all, there are 9*4*7 = 252 possible outcomes, that is, the number of different ways which the student can select his courses.