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		6
4	0	2	5	6	7
5	0	2	3	6
6	1	2	5	7

Key:

3|6

means

36

dinner orders.

3	6
4	0 , 2 , 5 , 6 , 7
5	0 , 2 , 3 , 6
6	1 , 2 , 5 , 7

Key:

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 50 s?
(c)	On how many nights was the number of orders in the 40 s?