A rectangular tank with dimensions 80 cm X 60 cm X 15 cm can be filled with tap A at the rate of 680 cm every 2 minutes and can be emptied with tap 1 at the rate of 140 cm every minute. It Jamal leaves both taps open at 2:30 pm, when will the tank be filed to 1 /3^'' prime its capacity?

A. 3.45 pm

B. 4.15pm

C. 4.30 pm

D. 5.15 pm

E. 5.30 pm

সঠিক উত্তরঃ C. 4.30 pm

Explanation:

স্টাডি ট্র্যাকার এবং অন্যান্য প্রিমিয়াম ফিচার ব্যবহার করতে আপনার গুগল একাউন্ট দিয়ে লগইন করুন।

A rectangular tank with dimensions 80 cm X 60 cm X 15 cm can be filled with tap A at the rate of 680 cm every 2 minutes and can be emptied with tap 1 at the rate of 140 cm every minute. It Jamal leaves both taps open at 2:30 pm, when will the tank be filed to 1 /3'' prime its capacity?