A cowherd has a group of cows. Whether he passes them through 3 gates, 5 gates, or 7 gates, an equal number of cows pass...
Type: MCQ • Marks: 1
A cowherd has a group of cows. Whether he passes them through 3 gates, 5 gates, or 7 gates, an equal number of cows pass through each gate. What is the minimum number of cows he could have?
Options
A. 210
B. 35
C. 70
D. 105
Explanation
The number of cows must be a common multiple of 3, 5, and 7. Smallest common multiple = LCM(3, 5, 7) = 105.
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Class 7thGanita Prakash 2
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