Number System Questions Practice Question and Answer
8 Q: Divide 50 into two parts so that the sum of their reciprocals is
870 05ee84b6e79b5ea388bec14d6
5ee84b6e79b5ea388bec14d6- 124, 36false
- 228, 22false
- 335, 15false
- 420, 30true
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Answer : 4. "20, 30 "
Q: A man spends of his income on food, of his income house rent and of his income on clothes. If he still has Rs. 400 left with him, his income is:
866 05ee8463ba08a50198d8d09f4
5ee8463ba08a50198d8d09f4- 1Rs. 6000true
- 2Rs. 7000false
- 3Rs. 4000false
- 4Rs. 5000false
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Answer : 1. "Rs. 6000"
Q: What is the smallest number of 5 digits which is exactly divisible by 12, 24, 48, 60 and 96?
863 060758151c61d5c2ec945bc4d
60758151c61d5c2ec945bc4d- 110000false
- 210024false
- 310080true
- 410160false
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Answer : 3. "10080"
Q: What will be come in place of question mark(?) in the following number series?
14, 8, 7 , 11.5, 22, ?
861 05fd1dc84c46a213fc5bf09ba
5fd1dc84c46a213fc5bf09ba14, 8, 7 , 11.5, 22, ?
- 154false
- 264false
- 362false
- 458false
- 556true
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Answer : 5. "56"
Q: In a two - digit number, the digit at the unit's place is 1 less than twice the digit at the ten's place. If the digits at units and ten's place are interchanged, the difference between the new and the original number is less than the original number by 20. The original number is:
860 05ee84c2b642b74661722a703
5ee84c2b642b74661722a703- 135false
- 247true
- 359false
- 423false
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Answer : 2. "47"
Q:Direction : What value should come in place question mark(?) in the following questions?
4 × 52 – 32 × 7 + 62=?+24
860 05e9d14d1772f97276f509799
5e9d14d1772f97276f509799- 1true
- 2false
- 3false
- 4false
- 5None of thesefalse
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Answer : 1. " "
Q: The product of two numbers is 24 times the difference of these two numbers. If the sum of these two numbers is 14. Find the larger number?
858 0610a6f835697913e67273362
610a6f835697913e67273362- 19false
- 211false
- 37false
- 48true
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Answer : 4. " 8"
Q: The mean of 20 items is 55. If two items 45 and 30 are removed, what will be the new mean of the remaining items?
857 06321c2f269fe1d77bc035be0
6321c2f269fe1d77bc035be0- 165.1true
- 265.3false
- 356.9false
- 456false
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