So 5 1/2ft is 5.50ft u have 5.35ft so 5 4/10 is 5.40ft and u have 5.5ft so the shortest one is 5.35ft -1/5 is -.2 and -2/3 is -.66 repeated and u have 2 and u have .4 so it would be -2/3,-1/5,0.4,2 is ure answer
36-9=25 thus it isn't possible because it's not between 31 and 37. 48-9=39 hence also not possible. However for 42, it is defintely possible. Thus answer is 7