A speaks truth 70% of the times, B speaks truth 80% of the times.What is the probability that both are contradicting each other is ?
Find sum of 3 + 5/(1+22) + 7/(1 + 22 + 32) + ......
Given 10 alphabets out of which 5 are to be chosen. How many words can be made with atleast one repetition.
If the equation x2 - 3x + a = 0 has the roots (0,1) then value of a is ?
What is degree of a Relation?
Rakesh buys 1 gallon of milk for Rs.12 and mixes it with 20% water. He then sells it for Rs.15, What is the percentage of gain that Rakesh would get.
There are two candles with different thickness, but are of equal length. The thicker one lasts of six hours and the thinner candle last for 2 hours less than the thicker one. Suresh lights the two candles at the same time. When he went to bed he saw the thicker one is twice the length of the thinner one. For how long did Suresh light the two candles.
FIND the next number in the series 11,112,1124,11248,--
Suhana gets 70% in Maths, 80% in Physics. To get an overall of 75% how much should she get in English.
Total balls z,red balls N remaining are blak balls,then %of black balls equal to
In the month of march a basketball team played 60 games and won 30% of its game played. After some time the team raised it to 50%. How many games did the team had won to attain this average.
Ram spends half of his salary on household expenses, quarter for rent, 1/5th for medical expenses and the remaining he deposits in the bank. If his monthly deposits in the bank is Rs 50, what is his monthly salary ?
When time is 1:50, what is the angle between the two hands of a clock?
A store was earning 25% profit after giving a discount of almost 25%,. If they now give 10% discount then what is the profit percentage earned.
The difference between two numbers is 1365. When you divide the larger number with the smaller number the quotient is 6 and remainder is 15. What is the smaller number?