_ _ _
Units place can take 2 3 5 7 so 4 ways
Hundreds place can take any digit except 0 so 9 ways
And tens place can take any digit so 10 ways
9 × 10 × 4 = 360
Option B
Posted from my mobile device
Units place can take 2 3 5 7 so 4 ways
Hundreds place can take any digit except 0 so 9 ways
And tens place can take any digit so 10 ways
9 × 10 × 4 = 360
Option B
Posted from my mobile device









