Question 1161081
at least 32 inches includes all of 34 to 38 (2) and some of 30 to 34, unknown, but 2.5 would be reasonable, so 2 or 3.
Around what proportion would be 4 out of 50 or 8%
10% would also be a reasonable answer, and 4% and 14% are possible

19 to 27 inches would be 11 from the 22 to 26 range plus most of the 18 to 22 inch group (3/4 since the range is 18 to 22, and 3/4 of 14 is 10.5.  Can say 10.
26 to 30 includes 27 on average 25% of the Tim, so that would be 2.
A reasonable answer would be 23/50 or 46%, with some reasonable answers within 5% on either side.