Determine the largest intensity w of the uniformloading that can be applied to the frame without causingeither the average normal stress or the average shear stressat section b–b to exceed s = 15 MPa and t = 16 MPa, respectively. Member CB has a square cross section of30 mm on each side.

Two students, each riding bicycles, start from the same apartment building and ride to the same building on campus, but each takes a different route. the first student rides 1100 m due east and then turns due north and travels another 1430 m before arriving at the destination. the second student heads due north for 1930 m and then turns and heads directly toward the destination.at the turning point, how far is the second student from the destination?