Number System Questions Practice Question and Answer
8 Q: The real number to be added to 13851 to get a number that is divisible by 87 is :
1195 060114c74178b94051ceb1e3f
60114c74178b94051ceb1e3f- 118false
- 243false
- 354false
- 469true
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Answer : 4. "69"
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?
1194 0610a6f835697913e67273362
610a6f835697913e67273362- 19false
- 211false
- 37false
- 48true
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Answer : 4. " 8"
Q: 64329 is divided by a certain number. While dividing, the numbers, 175, 114 and 213 appear as three successive remainders. The divisor is?
1192 06220c43360ee9a48009afe5b
6220c43360ee9a48009afe5b- 1184false
- 2224false
- 3234true
- 4296false
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Answer : 3. "234 "
Explanation :

Number at (i) = 643 – 175 = 468
Number at (ii) = 1752 – 114 = 1638
Number at (iii) = 1149 – 213 = 936
Clearly, 468, 1638 and 936 are multiples of 234 and 234 > 213.
Divisor = 234
Q: The east positive integer that should be subtracted from 3011 x 3012 so that the difference is a perfect square is-
1190 0630351bd29cb4630442475e5
630351bd29cb4630442475e5- 13009false
- 23010false
- 33011true
- 43012false
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Answer : 3. "3011"
Explanation :
We know that 3011 x 3012
= 3011 (3011 + 1)
= (3011)2 + 3011
We know
Required least number = 3011
Q: The largest natural number which exactly divides the product of any four consecutive natural numbers is
1185 06024eeabcce66f776c86c6b6
6024eeabcce66f776c86c6b6- 124true
- 2120false
- 36false
- 412false
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Answer : 1. "24 "
Q: When (6767 +67) is divided by 68, the remainder is-
1183 06303364629cb46304423ee34
6303364629cb46304423ee34- 113false
- 263false
- 366true
- 467false
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Answer : 3. "66"
Explanation :
(6767+ 67) = 67(6766 + 166)
As 66 is an even number
We know 6766 is an even number
We know (6766 + 1) is perfectly divisible by (67 + 1)
i.e. 68
We know The remainder = 66
(6767+ 67) = 67(6766 + 166)
Q: If the 5-digit number 535ab is divisible by 3, 7 and 11, then what is the value of (a2 - b2 + ab)?
1179 064b919e7e2108a7239350240
64b919e7e2108a7239350240- 177false
- 289false
- 395true
- 483false
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Answer : 3. "95"
Q:Direction : What value should come in place question mark(?) in the following questions?
4 × 52 – 32 × 7 + 62=?+24
1175 05e9d14d1772f97276f509799
5e9d14d1772f97276f509799- 1$$ {7^2}$$true
- 2$$ {8^2}$$false
- 3$$ {9^2}$$false
- 4$$ {4^2}$$false
- 5None of thesefalse
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