PLEASE HELP

Time limit!!!

What value of x will make the triangles similar by the sss similarity theorem?

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

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class