there pices of timber , 42-m, 49 -m , 49 -m and 63 -m long, have to be divided into plants of the same length. what is the greatest possible length of each plank?
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Answer:
answer is 7m
Step-by-step explanation:
the lenght of three pieces of timber and 42m, 49m, and 63m respectively.
greatest possible length of each plank= HCF(42,49,63)
43= 2×3×7
49=7×7
63=3×3×7
HCF= 7
hence, the greatest possible length of each plank is 7....
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