Calculate the number and height of risers for a set of stairs if the distance from finished floor to finished floor is 26".

Apolice office claims that the proportion of people wearing seat belts is less than 65%. to test this claim, a random sample of 200 drivers is taken and its determined that 126 people are wearing seat belts. the following is the setup for this hypothesis test: h0: p=0.65 ha: p< 0.65 find the p-value for this hypothesis test for a proportion and round your answer to 3 decimal places.

The speeders soccer team charged $12 to wash each car at a fundraiser car wash.the team collected a total of $672 by the end of the day.how many cars did the deal wash?

There were 34 coins in a bag. jim took 15 coins out of the bag. rose put 17 coins into the bag. how many coins are now in the bag?