Find exact value of given expression sin(2 cos^-1(7/25))

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

What is 74 round to the nearest ten

Three runners competed in a race data were collected at each mile mark for each runner if the runner ran at a constant pace the data would be linear