2 thirds greater than 7 eighths

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

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?