: There are two pipes A and B. If A filled 10 liters in a
hour B can fills 20 liters in same time. Likewise B can
fill 10, 20, 40, 80,160….if B filled in (1/16) th of a tank
in 3 hours, how much time will it take to fill completely?
Answer Posted / asit
(1/16)=(1/2^4)
3+4=7
itz the answer..
| Is This Answer Correct ? | 42 Yes | 14 No |
Post New Answer View All Answers
A sum of money becomes 2.5 times itself at 12.5% simple interest p.a. What should be the period of investment to get this much return?
in how many ways can a lock be opened if that lock has three digit number lock if the last digit is 9 and sum of the first two digits is less than or equal to the last digit. numbers are from 0-9
Each row of letters or numbers has a rule connecting them. Write the next number or letterin the brackets. K , A , J , B , I , C , H , (_ _ _)
A person has Rs 100/- in his pocket, he can as 25 pencils or 15books. He kept 15% of the money for travelling expenses and purchased 5 ncils.So how many books he can purchase with the remaining money.
A lorry starts from Banglore to Mysore at 6.00 A.M,7.00am.8.00 am.....10 pm. Similarly one another starts from Mysore to Banglore at 6.00 am,7.00 am, 8.00 am.....10.00pm. A lorry takes 9 hours to travel from Banglore to Mysore and vice versa. A lorry which had started at 6.00pm will cross how many lorries.
If x,y,z are three consecutive natural numbers, which of the following numbers should be x+y+z
Argentina had football team of 22 player of which captain is from Brazilian team and goalie from European team. For remaining player they have picked 6 from argentine and 14 from European. Now for a team of 11 they must have goalie and captain so out of 9 now they plan to select 3 from Argentinean and 6 from European. Find out no of methods available for it. (2 marks)
One person meet his friend on 12:30 then on 1:20 on second day, on third day -----?
a student is ranked 13th from right and 8th from left.how many are there(similar)
A cylinder is 6 cms in diameter and 6 cms in height. If spheres of the same size are made from the material obtained, what is the diameter of each sphere?
A 2D array is declared as A[9,7] and each element requires 2 byte.If A[ 1,1 ] is stored in 3000. Find the memory of A[8,5] ?
Three men goes to a hotel to stay ,the clerk says $30 per room/day so all the three plans to stay in one room so each pays $10.After some time the clerk realises that he made a mistake of collecting $30 but the room cost only $25,there fore he decides to return $5 to them so he calls the room boy and gives him $5 asking him to return. The room boy keeps $2 with him and he returns only $3($1 for each). Now Totally all have paid $9 each($27)+room boy $2 which is equal to $27.where did $1 go,who has made the mistake?
Conversation between two mathematicians: first : I have three children. The product of their ages is 36 .. If you sum their ages . it is exactly same as my neighbour's door number on my left. The second mathematician verifies the door number and says that the not sufficient . Then the first says " o.k one more clue is that my youngest is the youngest" Immediately the second mathematician answers . Can you answer the question asked by the first mathematician? What are the children ages?
The difference between the compound and simple interest on a certain sum for 2 years at the rate of 8% per annum is Rs.80,What is the sum?
If ABC =C3C3 and CAB = D3D3, Then find D3÷B3D3÷B3