alleryएक पाइप प्रति मिनट 25 लीटर पानी भरता है, जबकि एक रिसाव प्रति मिनट 5 लीटर पानी निकालता है। 400 लीटर की एक टंकी कितने समय में भर जाएगी?
A25 मिनट
B16 मिनट
C20 मिनट
D80 मिनट
Answer & Solution
Correct answer: C. 20 मिनट
शुद्ध अंतर्वाह 20 लीटर प्रति मिनट है, इसलिए 400/20 = 20 मिनट लगेंगे।
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