A school club consist of 30 male students and 13 female students. If 3 students are selected to represent the club in the student government, what is tge probability 2 will be male and 1 will be female? please help me
A computerstore has 75 printers of which 25 are laser printers and 50 are ink jet printers. If a group of 10 printers is chosen at random from the store, find the mean and variance of the number of ink jet printers.
3 statistics professors and 7 chemistry professors are available to be advisors.If each professor has an equal chance of being selected, what is the probability that both professors are cgemistry professors?
A coin is tossed 6 times. Find the probability that all 6 tosses are tails.
how dose climate affect weathering
The President sent the ambassador an invitation to the meeting. What is the correct sentence pattern?
12th grade chemistry
What is the structure for ethyl ethanamide? (Ie. c-c-N-c-c) ??? Thanks
How long is the sound wave if frequency is 320 Hz? Speed of sound =340 m/s
A cylinder is inscribed in a right circular cone of height 5.5 and radius (at the base) equal to 2 . A) What are the dimensions of such a cylinder which has maximum volume? B) What is the radius? C) What is the height?
You stand 5.2 meters away from a spherical mirror and your image forms 6.3 meters away on the front side of the mirror. What is your magnification?