Asurvey reported that when given the choice between a hamburger a cheeseburger or a chicken sandwich the probability that the person chooses a hamburger is 0.42. if the same choices were offered to 5000 people which is closest to the number of people who would choose a hamburger

What 8/12+8/11 in another way than and improper fraction

Captain umaima has a ship, the h. m.s. khan. the ship is two furlongs from the dread pirate nadia and her merciless band of thieves. the captain has probability 3/7 of hitting the pirate ship. the pirate only has one good eye, so she hits the captain's ship with probability 2/5. if both fire their cannons at the same time, what is the probability that the captain hits the pirate ship, but the pirate misses.

Whats is the value of the variables ?