Number system Practice Question and Answer
8 Q: 75% of a number is equal to three-seventh of another number. What is the ratio between the first number and the second number respectively ?
3625 05e6c8583b8843673942af822
5e6c8583b8843673942af822- 14: 7true
- 27:4false
- 312 :7false
- 47: 12false
- 5None of thesefalse
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Answer : 1. "4: 7 "
Q: A number which, when increased by 123% becomes 3345. The number is—
3611 05f634b6a3366f338836784fe
5f634b6a3366f338836784fe- 11245false
- 21575false
- 31775false
- 41500true
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Answer : 4. "1500"
Q: The difference between 4632 and 20000 is what number 3582 05b5cc5ffe4d2b4197774b42c
5b5cc5ffe4d2b4197774b42c- 115368true
- 212652false
- 314562false
- 414965false
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Answer : 1. "15368"
Explanation :
Answer: A) 15368 Explanation: The difference between 4632 and 20000 is given by subtracting smaler number from the bigger number. Here the bigger number is 20000 Smaller number is 4632 Now, subtracting 4632 from 20000 20000 - 4632 = 15368 and the resut is an even number. Hence, The difference between 4632 and 20000 is 15368 and is an even number.
Q: 111.01 +41.23+(4.96)2 +(2.09)2=?
3186 06040aa3e5440db5ee7a491d9
6040aa3e5440db5ee7a491d9- 1195false
- 2162false
- 3181true
- 4170false
- 5189false
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Answer : 3. "181"
Q:Direction : What value should come in place question mark(?) in the following questions?
25 % of 420 - ? % of 140=77
3108 05e9d1422bf0a265d837b845b
5e9d1422bf0a265d837b845b- 125false
- 236false
- 320true
- 440false
- 5None of thesefalse
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Answer : 3. "20"
Q: The average of 21 consecutive natural numbers is 53. What is the value of the smallest of these 21 numbers?
2940 0641310d23218fd8d14971857
641310d23218fd8d14971857- 142false
- 241false
- 343true
- 444false
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Answer : 3. "43"
Q: The sum of square of two numbers is 68 and square of the difference of them is 36. Then multiplication value of the two is.
2882 05e78773306880567cada077c
5e78773306880567cada077c- 116true
- 232false
- 358false
- 430false
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Answer : 1. "16 "
Q: If 13 + 23 + .....+103 = 3025 then 4 + 32 + 108 + ..... 4000 is equal to -
2881 060be07d39f482d735c8f2faf
60be07d39f482d735c8f2faf- 112300false
- 212500false
- 312100true
- 411800false
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