The stander roll is 4.5 inches by 4.5 inches and changed to 4.1 inches and the length of one sheet changed to 3.7 inches and a roll has 132 sheets how much longer is the standard roll than the new when unrolled?

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

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?

The candy store is having a 30% off sale. emma is going to buy $7.50 worth of candy. how much will she pay after the discount