What is the measurement of pqs?
s is (2x+4) q is (9x+2) and r is (6x+6) p don't have an equation
i would put my answer but i don't have

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin

Asap! i'm not good math and i'm lost.