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  1. Find the greatest number which will exactly divide 200 and 320.
    1. 10
    2. 20
    3. 16
    4. 40
Correct Option: D

Required number = HCF of 200 and 320
Firstly , We find HCF of 200 and 320

Required number = HCF of 200 and 320 = 40


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