Question

find the greatest number which divides 28 308 and 382 leaving remainder 3,5 and7
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Answer 1

Answer:

75.

Step-by-step explanation:

28 - 3 =25.

308 - 5 = 303.

382 -7 =375.

the last two numbers of the following is 25,03,75.

Here, 75 is greatest number.

So, the answer is 75.

Answer 2

The required number is HCF of 276 and 1242.

276=2×2×3×23=2

2

×3

1

×23

1

1242=2×3×3×3×23=2

1

×3

3

×23

1

HCF of 276 and 1242=2

1

×3

1

×23

1

=138

The required greatest number which divides 285 and 1249 leaving remainders 9 and 7 respectively is 138.

Step-by-step explanation:

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