You have $16 you can spend on a Hydro Flask. The original price of a Hydro Flask is $21 and you have a coupon for 21% off
After using your 21% off coupon, what would the price be for the Hydro Flask?

In triangle abc, the length of side ab is 12 cm, the length of side bc is 5 cm, and the length of side ca is 9 cm. find the measure of angle a using the law of cosines.

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base