Question
Sun April 20, 2014 By: Karen Sara

what least number be added to 5200 to get a number exactly divisible by 180?explain.

 

1)160 2)60  3)20  4)180

 

Expert Reply
Sun April 20, 2014
C o n s i d e r space t h e space n u m b e r space 5200 : 5200 equals 5040 plus 160 space space space space space space space space space space equals 28 cross times 180 plus 160 T h u s space t h e space q u o t i e n t space i s space 28 space a n d space t h e space r e m a i n d e r space i s space 160. S i n c e space t h e space d i v i s o r space i s space 20 space m o r e space t h a n space t h e space r e m a i n d e r comma space w e space m u s t space a d d space 20 space t o space 160 comma space t o space g e t space a space n u m b e r space e x a c t l y space d i v i s i b l e space b y space 180. T h u s comma space left parenthesis 3 right parenthesis space i s space t h e space c o r r e c t space o p t i o o n.
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