HCF and LCM Aptitude Questions Practice Question and Answer
8 Q: The number 5769116 is divisible by which of the following numbers?
1592 064954395c7d7c7e0671c7bc6
64954395c7d7c7e0671c7bc6- 14true
- 25false
- 312false
- 48false
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Answer : 1. "4"
Q: A fraction becomes $${1\over 6}$$ when 4 is subtracted from its numerator and 1 is added to its denominator. If 2 and 1 are respectively added to its numerator and the denominator, it becomes $${1\over 3}$$. Then, the LCM of the numerator and denominator of the fraction, must be
1560 05f081b318e448621429e805b
5f081b318e448621429e805b- 15false
- 270true
- 314false
- 4350false
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Answer : 2. "70"
Q: The LCM of two consecutive even numbers is 144, find the numbers?
1555 0607d4ce50372d85428920f79
607d4ce50372d85428920f79- 116 and 18true
- 214 and 16false
- 318 and 20false
- 422 and 24false
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Answer : 1. "16 and 18 "
Q: The HCF and LCM of two number are 20 and 120, respectively. If one number is 50 percent more than the other number, then which is the smaller number.
1546 05f6d7c56ff25c92a0859c8bd
5f6d7c56ff25c92a0859c8bd- 180false
- 240true
- 360false
- 420false
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Answer : 2. "40"
Q: If the product of three consecutive numbers is 210 then the sum of the smaller numbers is:
1535 05f0825998e448621429ebbb5
5f0825998e448621429ebbb5- 15false
- 211true
- 33false
- 44false
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Answer : 2. "11"
Q: The greatest number, which when divides 989 and 1327 leave remainder 5 and 7 respectively:
1500 05dcba57585d84c59cfbc116e
5dcba57585d84c59cfbc116e- 18false
- 216false
- 324true
- 432false
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Answer : 3. "24"
Q: A six digit number is formatted by repeating a three digit number: for example, 256, 256 or 678, 678 etc. Any number of this form is always exactly divisible by:
1498 05e26904157f70c65e28518ea
5e26904157f70c65e28518ea- 17 onlyfalse
- 211 onlyfalse
- 313 onlyfalse
- 41001 onlytrue
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Answer : 4. "1001 only "
Q: Four bells ring at the intervals of 5, 6, 8 and 9 seconds. All the bells ring simultaneously at some time. They will again ring simultaneously after:
1497 05dcba34ce9d33d6509be18f1
5dcba34ce9d33d6509be18f1- 16 minutestrue
- 212 minutesfalse
- 318 minutesfalse
- 424 minutesfalse
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