Express each sum using summation notation 1/2+2/3+3/4+...+13/13+1

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

Fa bus driver leaves her first stop by 7: 00 a.m., her route will take less than 37 minutes. if she leaves after 7: 00 a.m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?

∆red ≅ ∆ by rule will give brainiest if possible