Answer:
600
Step-by-step explanation:
600 hundred is already rounded.
Say if the number was 650, it would round to 700. But if it was 610 it would round to 600.
What ? thats very confusing what is the question you have to give more info
Answer:70
Step-by-step explanation:
1
42
+
28
———
70
Work:
First department: (They have 9 possibilities for delegate and 8 for alternate)
9 * 8 = 72
Second department: (They have 7 possibilities for delegate and 6 for alternate)
7 * 6 = 42
Third department: (They have 10 possibilities for delegate and 9 for alternate)
10 * 9 = 90
Total possibilities:
72 * 42 * 90 = 272,160 possibilities
I hope this helps!