Explain how you can use the associative property to evaluate (7x50)x4.

Calculate the annual effective interest rate of a 12 % nominal annual interest rate compound monthly

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.

Angle a and angle b are both supplementary angles. what must be true about the angles?