Ques:- Two pipes X and Y can separately fill a tank in 12 and 15 minutes respectively. A third pipe Z can drain off 45 liters of water per minute. If all the pipes are opened, the tank can be filled in 15 minutes. What is the capacity of the tank?
Recent Answer : Added by mani On 2021-01-30 01:20:25:
540 liters
Ques:- The radius of a semi circle is 6.3 cm then its perimeter is?
Recent Answer : Added by Akshay On 2022-03-09 16:41:08:
Ques:- A sample of milk contains 5% water. What quantity of pure milk should be added to 10 litres of milk to reduce the water content to 2%? (a) 5 litres (b) 7 litres (c) 15 litres (d) 12 litres (e) None of these
Recent Answer : Added by Admin On 2020-05-17 12:03:55:
( c ) 15 litres
Ques:- A, B, C, D, E and F are six members of a family. A is the mother of B, who is the husband of D. F is the brother of one of the parents of C. D is the daughter-in-law of E and has no siblings. C is the son of D. How is C related to A?
Recent Answer : Added by Nathan Abebe On 2022-04-02 06:59:56:
C is grand child of A
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Ques:- The difference between the local value and the face value of 7 in the numeral 32675149 is
A. 5149
B. 64851
C. 69993
D. 75142
Recent Answer : Added by Neha Bargal On 2021-11-22 18:44:56:
The local value of 7 in the number is at 10000 so 7×10000 and face of 7 is 7
So 70000 -7 so the answer is C 69993
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Ques:- In a class of 65 students and 4 teachers, each student got sweets that are 20% of the total number of students and each teacher got sweets that are 40% of the total number of students. How many sweets are there?
A. 104
B. 845
C. 897
D. 949
Recent Answer : Added by narendra On 2022-09-18 09:02:47:
D
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Ques:- Ravi can do a piece of work in 30 days while Prakash can do it in 40 days. In how many days will they finish it together?
Recent Answer : Added by SHUBHAM PATIDAR On 2021-10-07 15:41:16:
Ravi do a work in 30 days
Prakash do a work in 40days
then both work together 1/30+1/40=70/1200
then solve values 120/7 is 17(1/7) days
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Recent Answer : Added by Akeel On 2022-08-14 18:01:09:
Grandma
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Ques:- A four digit number is divisible by 7 becomes divisible by 3, when 10 is added to it. The largest such number is
A. 9947
B. 9987
C. 9989
D. 9996
Recent Answer : Added by narendra On 2022-09-18 09:02:02:
c
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Ques:- There are four dogs/ants/people at four corners of a square of unit distance. At the same instant all of them start running with unit speed towards the person on their clockwise direction and will always run towards that target. How long does it take for them to meet and where?
Recent Answer : Added by Camile On 2022-09-15 16:36:29:
They’ll never meet unless some of them stop and other continue to run
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Ques:- Ramesh can finish a work in 20 days and Sushil in 25 days. They both work together for 5 days and then Sushil goes away. In how many days will Ramesh complete the remaining work?
Recent Answer : Added by DK BOSS On 2021-07-17 10:05:29:
Answer:
11 days.
Step-by-step explanation:
In the question,
Time taken by Ramesh to finish a piece of work = 20 days
Time taken by Sushil to finish a work = 25 days
Time for which they worked together = 5 days
Sushil left after = 5 days
So,
One day work of Ramesh is,
One day work of Sushil is,
So,
Work done in 5 days is given by,
Therefore, Remaining work is given by,
Now, as the Sushil left the remaining work was done by Ramesh,
Time taken by Ramesh for the remaining work is,
Therefore, the remaining work will be completed in 11 days by Ramesh.
540 liters