Related Questions

An empty bucket being filled with paint at a constant rate takes 6 minutes to be filled to 710 of its capacity. How much more time will it take to fill the bucket to full capacity?
A 2 minutes
B 3 minutes
C 2 and 42 minutes
D 8 and 47 minutes
An empty backet being filled with paint at a constant rate takes 6 min to be filled to 7/10 of its capacity . How much more time will it take to fill the bucket to full capacity ?
A 18/7
B 10/7
C 29/14
D 18/14
An empty pool is being filled with water at a constant rate. It takes 9 hours to fill 3/5 th of the pool. How much more time will it take to completely fill the pool?
A 15
B 9
C 10
D 12
An empty fuel tank of a car was filled with A type petrol. When the tank was half-empty, it was filled with B type petrol. Again when the tank was half-empty, it was filled with A type petrol. When the tank was half-empty again, it was filled with B type petrol. What is the percentage of A type petrol at present in the tank?
A 33.5%
B 37.5%
C 40%
D 50%
An empty fuel tank of a car was filled with A type petrol. When the tank was half-empty, it was filled with B type petrol. Again when the tank was half-empty, it was filled with A type petrol. When the tank was half-empty again, it was filled with B type petrol. What is the percentage of A type petrol at present in the tank ?
A 33.5%
B 37.5%
C 40%
D 50%
An empty pool is being filled with water at a constant rate. It takes 6 hours to fill 2/3rd of the pool. How much time will it take to completely fill the pool?
A 15
B 9
C 10
D 12
An empty pool is being filled with water at a constant rate, 3/5th of the pool has filled in 7 hours. How much more time will it take to completely fill the pool?
A 5 hours 20 minutes
B 4 hours 40 minutes
C 4 hours 20 minutes
D 2 hours 48 minutes
A tank has two leakages. The first leakage alone can empty the tank in 9 min and the second alone would have done it in 6 min. If water leaks out at a constant rate , how long does it take both the leakage together to empty the tank?
A 3 min
B 3.5 min
C 4 min
D 3.6 min
It takes 5 hours to fill a container using machine A. The same container can be filled using machine B in 10 hours. When the container is full, Machine C can fully empty the container in 20 hours. If all three machines start working on the same empty container how long will it take for the container to be completely filled,
A 12 hour
B 4 hour
C 2 hour
D 15 hour
গরম বাতাসে পরিপূর্ণ M ভরের একটি বেলুন (থ্রডি সহ) পৃথিবীর দিকে খুব ত্বরণ a তে নেমে আসছে। ঝুড়ি থেকে কি পরিমান m ভর ফেলে দিলে বেলুনটি উপরের দিকে একই খুব ত্বরন a- তে উঠে যাবে ? সকল ক্ষেত্রে বেলুনটির আয়তন একই ছিল বলে ধরে নেওয়া হলো। (g = অভিকর্ষীয় ত্বরন)(A hot air balloon with a bucket is descending towards the earth with a constant acceleration a. The combined mass of the balloon and bucket is M. What mass m from the bucket should be released so that the balloon starts ascending up with the same acceleration a? Consider the volume of the balloon remains constant at all the time. (g=acceleration due to gravity))
A m=2ag+aM
B m=g+a2M
C m=2ag M
D m=M2a(g+a)
E m=ag+M

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