Marcie ran the 400-meter race 3 times. her fastest time was 52.3 seconds. her slowest time was 56.3 seconds. if her average time was 54.0 seconds, what was her time for the third race?

Carson has only $20 bills and $10 bill in her wallet. the total value of the bills is $50. she has 1 more $20 bill than $10 bills. how many each kind of bill does carson have? a. one $20 and two $10 bills b. two $20 bills and one $10 bill c. one $20 bills and three $10 bills d. two $20 bills and two $10 bills

Given the following sampling distribution of one mean with a sample size 49, from a normally distributed population,find the population standard deviation, o.79828588912497

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8