What is the standard deviation of the following data set rounded to the nearest tenth? 56,78,123,34,67,91,20

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?