The sum of four distinct numbers in G.P is 60 and  the arithmetic mean of the first and the last is 18. Find the numbers.
 

the sum of four numbers in G.P is 60 and the airthmatic mean of the last and first is 18. find the numbers.

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why does an ebonite rod get neegatively charged on rubbing with wool?                                                                                                              Is the force acting between two point electric charges q1 and q2 kept at some distance in air repulsive or attractive when:      1. q1 q2>0    2. q1 q2<0 ?

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Sorry for my writing

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Alternate G.P
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Put values of a and r end find the numbers.....

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Please find this answer

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Dfff
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Dictrictive
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Rank up glasses
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Manastically proven question is now
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4.no.to.bea-2d,a-d,a+d,a+2d
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Same
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4 and 32
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Dear Gaurav: 
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Put value of r in eq 2 and get numbers

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SO SORRY IM NOT A MATH STUDENT
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What are you looking for?