What is the value of 15^2- 14^2 + 13^2- 12^2........-2^2+ l^2?
1.225 2.265 3.120 4.125
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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?
A sales person multiplied a number and get the answer is 3, instead of that number divided by 3. What is th answer he actually has to get? 1/3
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There are two glasses, one is filled with orange juice and other is filled with apple juice both in equal quantities say 50 50 ml. 50% orange juice is poured in apple juice and than the 50% mixture of orange and apple juice is poured in the glass of orange juice. Now you have to find out how much orange juice is there in apple juice glass and vice-versa.
1 chocolate cost is Rs.1 & if we return 3 wrapers(covers) of chocolate we get 1 more chocolate. If u have Rs.15 how many chocolates do u get...?
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Find the next series: SE QU EN TI ?
3/p=6, 3/q=15 ......find p-q
1)The Muslim adventurer who destroyed the Nalanda University? 2)Hiuen Tsang visited India which king reign? 3)what percentage of world's fresh water is stored as glacial ice?
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A son and father go for boating in river upstream. After rowing for 1 mile son notices the hat of his father falling in the river. After 5 min. he tells his father that his hat has fallen. So they turn around and are able to pick the hat at the point from where they began boating after 5 min. tell the speed of river.
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A company contracts to paint 3 houses. Mr.Brown can paint a house in 6 days while Mr.Black would take 8 days and Mr.Blue 12 days. After 8 days Mr.Brown goes on vacation and Mr. Black begins to work for a period of 6 days. How many days will it take Mr.Blue to complete the contract?
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