A person invests 6500 dollars in a bank. The bank pays 6.75% interest compounded semi-annually. To the nearest tenth of a year, how long must the person leave the
money in the bank until it reaches 15700 dollars?

Use the frequency distribution, which shows the number of american voters (in millions) according to age, to find the probability that a voter chosen at random is in the 18 to 20 years old age range. ages frequency 18 to 20 5.9 21 to 24 7.7 25 to 34 20.4 35 to 44 25.1 45 to 64 54.4 65 and over 27.7 the probability that a voter chosen at random is in the 18 to 20 years old age range is nothing. (round to three decimal places as needed.)

Bobby bought 1.12 pounds of turkey at a cost of 2.50 per pound. carla bought 1.4 pounds of turkey at a cost of 2.20 per pound. who spent more and by much?

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?