Initial population is 10500. Annual decay rate is 1.8%. Find the population in 15 years.

Find two consexutive odd integers such that the sum of their square is 650

Car a and car b were in a race .the driver of car b claimed that his car was twice as fast as car a

Abag contains 5 red marbles , 6 blue marbles and 4 green marbles. susie selects a marble and returns it to the bag before selecting another marble. if susie selects a red marble 6 out of 20 times, what is the experimental probability that the next marble she selects will be a red marble ?