Question
What are the missing numbers?
(a) _____, 3250, (b) _____, 3350, 3400, 3450
1 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

What are the missing numbers?
(a) _____, 3250, (b) _____, 3350, 3400, 3450