Mathematics, 11.05.2021 02:30 kelseatuttleni
Out of the 20 contestants in the state math championships, 10 are girls. For this round, each contestant gets asked one question. The first question goes to a randomly chosen contestant.
A. What is the probability that the first contestant is a girl?
B. If the first contestant is a girl, what is the probability that the second contestant is a girl?
C. Is the probability that the second contestant is a girl independent of the first contestant being a girl?
Answers: 2
Mathematics, 21.06.2019 17:50
On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.
Answers: 2
Mathematics, 21.06.2019 20:30
The interior angles formed by the side of a hexagon have measures of them up to 720Β° what is the measure of angle a
Answers: 2
Mathematics, 21.06.2019 20:40
Describe the symmetry of the figure. identify lines of symmetry, if any. find the angle and the order of any rotational symmetry.
Answers: 1
Mathematics, 21.06.2019 22:30
Which term below correctly completes the following sentence? if a function has a vertical asymptote at a certain x value, then the function is what at that value
Answers: 1
Out of the 20 contestants in the state math championships, 10 are girls. For this round, each contes...
Mathematics, 27.06.2019 11:30
English, 27.06.2019 11:30
Mathematics, 27.06.2019 11:30
Mathematics, 27.06.2019 11:30
Mathematics, 27.06.2019 11:30
Mathematics, 27.06.2019 11:30
History, 27.06.2019 11:30
Arts, 27.06.2019 11:30
History, 27.06.2019 11:30