find thegreatest number to divide 129,161,224 leaving reminder 5,6,7
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If X divides 129 and leaves a reminder 5
129 = n X + 5 for some positive integer n
=> n X = 124 X largest for n = 1.
So X = 124
Similarly for others:
161 = n X + 6 => n X = 155 => X = 155
Same way 224 = n X + 7 => X = 217
129 = n X + 5 for some positive integer n
=> n X = 124 X largest for n = 1.
So X = 124
Similarly for others:
161 = n X + 6 => n X = 155 => X = 155
Same way 224 = n X + 7 => X = 217
ammusanju:
this is not the ans which i am asking
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