Extracted text: Solve below all parts. with detail but to point: A) The time spent (in seconds) by 20 peoples in a queue at a bank, waiting to attend an ATM were: 29, 44, 12, 53, 21, 34, 39, 25, 48, 23, 17, 24, 27, 32, 34, 15, 42, 21, 28, 37 Develop the relative frequency distribution and comment on the shape of the histogram. B) A writer is earning averagely $15.00 per hour for 4 hours of work, $17.50 per hour for 2 hours of work, $13.33 per hour for 3 hours of work and $14.00 per hour for 1 hour of work. What is the overall average earning per hour of the writer? C) The quality control inspector gathered the data set of writing time (in hours) of six felt-tipped pens: 3.4. 3.9, 4.1, 4.0, 3.8 and 4.2 Find the mean average time and the time rate at which the felt-tipped pen wrote around the mean average time.