एक नर्स को 125 मिलीलीटर प्रति घंटे की निरंतर प्रवाह दर पर 1000 मिलीलीटर सामान्य सलाइन देने का निर्देश दिया जाता है। इस कुल मात्रा को समाप्त होने में कितने घंटे लगेंगे?

In an unseeded 5-day BOD test of domestic wastewater, 6 mL of wastewater is added to a 300 mL BOD bottle. The initial dissolved oxygen (DO) is 8 mg/L and after 5 days the DO is 4 mg/L. Compute the 5-day BOD of the wastewater.

A Self-Help Group of 12 women contributed 200 Rupees each monthly for 10 months. They earned 4,000 Rupees from internal lending interest and received a Revolving Fund of 15,000 Rupees under DAY-NRLM. What is the total corpus and the maximum Cash Credit (CC) limit allowable under the 6-times rule?