A car covers 635km by going for 4 hours at a certain speed, then for 3 hours at 4km/h faster, and then for 2 hours at 5 km/h slower. find the first speed.

Need this asap if anyone can i would be very grateful. if you could show workings that would really

Aplot of land is shaped like a quadrilateral. fences are built on the diagonal to divide the area into 4 sections. what is vi to the nearest tenth? gv = 6.55fv = 5.84vh = 3.27vi = ?

According to the data set, where should the upper quartile line of the box plot be placed?