Tiara must buy the same number of red and pink flower bulbs. the red bulbs are sold 6 in a package. pink bulbs are sold 10 in a pack. what is the least number of bulbs of each color that tiara can buy?
1.

30
2.

60
3.

90
4.

100

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.