How many two – digit numbers are divisible by 5?
How many two – digit numbers are divisible by 5?
दो अंको वाली कितनी संख्याएँ 5 से विभाज्य हैं?
Detailed Solution & Logic
Correct Answer:
18
Two-digit numbers divisible by 5: $10, 15, 20, \dots, 95 $
n =$ \frac{95 - 10}{5} + 1 $
n = $ \frac{85}{5} + 1 $
n = $ 17 + 1 $
n = 18
Answer: 18
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