Question
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Answer (Detailed Solution Below)
Option 4 : 45 / 45
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Detailed Solution
सही उत्तर 45 / 45 है।
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prepsnap.in • Part -AQuestion:
How many integers between 200 and 600, both inclusive, are divisible by 7 but not by 5? / 200 और 600 के बीच (दोनों सहित) कितने पूर्णांक 7 से विभाज्य हैं लेकिन 5 से नहीं?
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42 / 42
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48 / 48
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51 / 51
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45 / 45
Correct Answer: 45 / 45
Multiples of 7: $\left\lfloor\frac{600}{7}\right\rfloor - \left\lfloor\frac{199}{7}\right\rfloor = 85-28 = 57$; multiples of 35: $17-5 = 12$; required $= 57-12 = 45$. / 7 के गुणज: $85-28 = 57$; 35 के गुणज: $17-5 = 12$; अभीष्ट $= 57-12 = 45$।
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