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CBSE Class 9 Answered

NUMBER OF MALES IN A TOWNIS 45 MORE THAN 2 TIMES OF NUMBER FEMALES.FORM A LINEAR EQUATION .DRAW IT IN THE GRAPH. IF NUMBER OF MALES ARE 2465 ,THEN FIND THE NUMBER OF FEMALES IN THE TOWN. 

Asked by M.s.srinidhi21 | 28 Sep, 2014, 10:00: PM
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L e t space t h e space n u m b e r space o f space m a l e s space b e space apostrophe x apostrophe space a n d space t h e space n u m b e r space o f space f e m a l e s space b e space apostrophe y apostrophe G i v e n space t h a t space n u m b e r space o f space m a l e s space i s space 45 space m o r e space t h a n space 2 space t i m e s space n u m b e r space o f space f e m a l e s rightwards double arrow x equals 45 plus 2 y C o n s i d e r space t h e space f o l l o w i n g space g r a p h :
G i v e n space t h a t space t h e space n u m b e r space o f space m a l e s space equals 2465 W e space n e e d space t o space f i n d space t h e space n u m b e r space o f space f e m a l e s. E q u a t i o n space f o r m e d space i s x equals 45 plus 2 y rightwards double arrow 2465 equals 45 plus 2 y rightwards double arrow 2465 minus 45 equals 2 y rightwards double arrow 2 y equals 2420 rightwards double arrow y equals 2420 over 2 rightwards double arrow y equals 1210 T h u s comma space t h e space n u m b e r space o f space f e m a l e s space i s space 1210
Answered by Vimala Ramamurthy | 29 Sep, 2014, 09:08: AM

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CBSE 9 - Maths
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