1. Find the HCF of 59 , 14?
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Correct Ans:1
Explanation:
The fastest way to find the correct answer is by elimination rule :
Check whether each of the given choices divides both the numbers. If any of the given choices doesnâ€™t divide both the numbers, then you can eliminate that particular choice and move to the next choice. Answer will be the HIGHEST Number that exactly divides both given numbers.
Please Note : There may be a scenario when two or more numbers in the choice will exactly divide both the numbers, in that case , please choose the Highest among the numbers.
2. Two people run around circular track and take 42 sec and 30 sec to make one complete round. If they start together after how much amount of time will they meet again in the same place ?
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Correct Ans:3 min 30 sec
Explanation:
LCM ( 42, 30) = 210
They will meet in 210 seconds, which is 3 min 30 sec.
3. What number should come next ?
173, 196, 219, 242, _____
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Correct Ans:265
Explanation:
The given series is -- 173, 196, 219, 242
Consequtive numbers increases by 23
Following this pattern, the Missing Number should increase by 23 from the previous number.
When we add 23 to the last number (i.e 242) we get 242+23=265
4. What should come in place of _____ in the below number series?
173, 149, 125, 101, _____
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Correct Ans:77
Explanation:
The given series is -- 173, 149, 125, 101
Consequtive numbers decreases by 24
Following this pattern, the Missing Number should decrease by 24 from the previous number.
When we subract 24 to the last number (i.e 101) we get 101- 24 = 77
5. Find the HCF of 59 , 12?
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Correct Ans:1
Explanation:
The fastest way to find the correct answer is by elimination rule :
Check whether each of the given choices divides both the numbers. If any of the given choices doesnâ€™t divide both the numbers, then you can eliminate that particular choice and move to the next choice. Answer will be the HIGHEST Number that exactly divides both given numbers.
Please Note : There may be a scenario when two or more numbers in the choice will exactly divide both the numbers, in that case , please choose the Highest among the numbers.
6. Find the LCM of 42 , 20?
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Correct Ans:420
Explanation:
The fastest way to find the correct answer is by elimination rule :
Check whether each of the given choices is divisble by both the numbers. If any choice doesnâ€™t get divided by both the numbers, then you can eliminate that particular choice and move to the next number. Answer will be the Number that is exactly divisble by both given numbers.
Please Note : There may be a scenario when two or more numbers in the choice will be exactly divisible by both the numbers, in that case , please choose the lowest among the numbers.
7. In the below given sequence, what should be the next number ?
173, 195, 217, 239, _____
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Correct Ans:261
Explanation:
The given series is -- 173, 195, 217, 239
Consequtive numbers increases by 22
Following this pattern, the Missing Number should increase by 22 from the previous number.
When we add 22 to the last number (i.e 239) we get 239+22=261
8. Output of a particular program follows the below pattern. Can you find the next number ?
173, 151, 129, 107, _____
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Correct Ans:85
Explanation:
The given series is -- 173, 151, 129, 107
Consequtive numbers decreases by 22
Following this pattern, the Missing Number should decrease by 22 from the previous number.
When we subract 22 to the last number (i.e 107) we get 107-22 = 85
9. Find the HCF of 59 , 10?
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Correct Ans:1
Explanation:
The fastest way to find the correct answer is by elimination rule :
Check whether each of the given choices divides both the numbers. If any of the given choices doesnâ€™t divide both the numbers, then you can eliminate that particular choice and move to the next choice. Answer will be the HIGHEST Number that exactly divides both given numbers.
Please Note : There may be a scenario when two or more numbers in the choice will exactly divide both the numbers, in that case , please choose the Highest among the numbers.
10. Two bells toll at an interval of 42 and 24 seconds respectively. After they start at the same time, again after how many seconds will they rings together?
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Correct Ans:168
Explanation:
The fastest way to find the correct answer is by elimination rule :
Check whether each of the given choices is divisble by both the numbers. If any choice doesnt get divided by both the numbers, then you can eliminate that particular choice and move to the next number. Answer will be the Number that is exactly divisble by both given numbers.
Please Note : There may be a scenario when two or more numbers in the choice will be exactly divisible by both the numbers, in that case , please choose the lowest among the numbers.
11. A Computer program gave the following output. Can you predict the next number that the computer program would generate as output ?
173, 188, 203, 218, _____
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Correct Ans:233
Explanation:
The given series is -- 173, 188, 203, 218
Consequtive numbers increases by 15
Following this pattern, the Missing Number should increase by 15 from the previous number.
When we add 15 to the last number (i.e 218) we get 218+15=233
12. A professor wrote the below series in class room. He wants his students to find the next number. Can you solve it for the professor?
173, 152, 131, 110, _____
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Correct Ans:89
Explanation:
The given series is -- 173, 152, 131, 110
Consequtive numbers decreases by 21
Following this pattern, the Missing Number should decrease by 21 from the previous number.
When we subract 21 to the last number (i.e 110) we get 110-21=89
13. Find the HCF of 59 , 8?
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Correct Ans:1
Explanation:
The fastest way to find the correct answer is by elimination rule :
Check whether each of the given choices divides both the numbers. If any of the given choices doesnâ€™t divide both the numbers, then you can eliminate that particular choice and move to the next choice. Answer will be the HIGHEST Number that exactly divides both given numbers.
Please Note : There may be a scenario when two or more numbers in the choice will exactly divide both the numbers, in that case , please choose the Highest among the numbers.
14. Find the least two digit number which will divide 42 and 7 without leaving any remainder ?
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Correct Ans:42
Explanation:
The fastest way to find the correct answer is by elimination rule :
Check whether each of the given choices is divisble by both the numbers. If any choice doesn't get divided by both the numbers, then you can eliminate that particular choice and move to the next number. Answer will be the Number that is exactly divisble by both given numbers.
So, 42 is a correct answer.
Please Note : There may be a scenario when two or more numbers in the choice will be exactly divisible by both the numbers, in that case , please choose the lowest among the numbers.
15. Below Numbers follow a particular pattern. Can you find the next number ?
173, 192, 211, 230, _____
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Correct Ans:249
Explanation:
The given series is -- 173, 192, 211, 230
Consequtive numbers increases by 19
Following this pattern, the Missing Number should increase by 19 from the previous number.
When we add 19 to the last number (i.e 230) we get 230+19=249
16. In the given series, can you find the next number ?
173, 154, 135, 116, _____
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Correct Ans:97
Explanation:
The given series is -- 173, 154, 135, 116
Consequtive numbers decreases by 19
Following this pattern, the Missing Number should decrease by 19 from the previous number.
When we subract 19 to the last number (i.e 116) we get 116-19= 97
17. Find the HCF of 59 , 6?
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Correct Ans:1
Explanation:
The fastest way to find the correct answer is by elimination rule :
Check whether each of the given choices divides both the numbers. If any of the given choices doesnâ€™t divide both the numbers, then you can eliminate that particular choice and move to the next choice. Answer will be the HIGHEST Number that exactly divides both given numbers.
Please Note : There may be a scenario when two or more numbers in the choice will exactly divide both the numbers, in that case , please choose the Highest among the numbers.
18. Two bells toll at an interval of 42 sec and 5 sec. After how many seconds, will both the bells ring together?
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Correct Ans:210
Explanation:
The fastest way to find the correct answer is by elimination rule :
Check whether each of the given choices is divisble by both the numbers. If any choice doesnt get divided by both the numbers, then you can eliminate that particular choice and move to the next number. Answer will be the Number that is exactly divisble by both given numbers.
Please Note : There may be a scenario when two or more numbers in the choice will be exactly divisible by both the numbers, in that case , please choose the lowest among the numbers.
19. Fifth number is missing in the below series. Can you find the fifth number in the below series ?
173, 190, 207, 224, _____
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Correct Ans:241
Explanation:
The given series is -- 173, 190, 207, 224
Consequtive numbers increases by 17
Following this pattern, the Missing Number should increase by 17 from the previous number.
When we add 17 to the last number (i.e 224) we get 224+17=241
20. Can you find the the next number in the below series
173, 158, 143, 128, _____
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Correct Ans:113
Explanation:
The given series is -- 173, 158, 143, 128
Consequtive numbers decreases by 15
Following this pattern, the Missing Number should decrease by 15 from the previous number.
When we subract 15 to the last number (i.e 128) we get 128--15=113
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