The stem-and-leaf display below gives the numbers of dinner orders on 14 different nights at a restaurant. Use the display to answer the questions that follow. Number of dinner orders 3 64025675023661257 Key: 3|6 means 36 dinner orders. 3640, 2, 5, 6, 750, 2, 3, 661, 2, 5, 7Key: 3|6 means 36 dinner orders.
(a)What was the least number of orders overall?
(b)What was the least number of orders in the 50s?
(c)On how many nights was the number of orders in the 40s?