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there are two positive numbers.Each was increased by 30 and then by same percentage as it was increased the first time . after the second increase the value of each no. is 147 . find the difference between the two numbers.

How can i do practice in good way so that it will be easy to understand pattern of SSC CHSL?????

a works twice as fast as B and B works twice as fast as C. all the three working together can finish a task in 4 days with the help of D. if D alone can finish the same task in 16 days then in how many days will A alone finish 75% of the same work

Hi, how do I know for how long my package is valid for?

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In the given figure, CD And AB are diameters of circle and AB and CD are perpendicular to each other, LQ and SR are perpendicular to AB and CD respectively. Radius of circle is 5cm, PB:PA=2:3and CN:ND=2:3 .what is the length of SM

I need topic wise questions for ntpc

Many of the new college are?

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538xy is divisible by 7,3,11 find x^2+y^2=?