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Answer: 1/5
Step-by-step explanation:
There are 10 numbers, out of 50, which have a 4 in their tens place: 40, 41, 42, 43, 44, 45, 46, 47, 48, and 49.
Therefore our desired probability is 10/50 or 1/5.
Answer:
Step-by-step explanation:
Answer: C
Explanation:
Sqrt(3)/2 is only positive in the first and second quadrant.
x = -1/2 or x = 1/2, but there is no option for -1/2 so it must be 1/2.