An amount of money was distributed among some people in such a way that it there had been 4 more people, everyone would have got Tk. 16 less. But if there had been 4 less people everyone would have got Tk. 24 more. How many people were there in the group?

A 32
B 24
C 20
D 16

Correct Answer: 20

Hints: এখানে প্রতিক্ষেত্র টোটাল যে টাকা টি সবার মাঝে ভাগ করা হয়েছে তা একই। ধরি, মানুষের অর্জিনাল সংখ্যা x এবং amount if money y তাহলে, xy = (x + 4) (y - 16) = (x - 4) ( y + 24) xy = xy + 4y - 16x - 64 = xy - 4y + 24x - 96 0 = 4y - 16x - 64 = - 4y + 24 x - 96 এখন, 0 = y - 4x - 16 y = 4x + 16 আবার , 0 = - y + 6x - 24 y = 6x - 24 অর্থাৎ, 4x + 16 = 6x - 24 2x = 40 x = 20
Bissoy MCQ
#গণিত #Mercantile Bank Ltd #Mercantile Bank Ltd - Management Trainee Officer - 05.07.2013

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