Mathmetics
ISBT Mathmetics for all banking PO,Clerk,IBPS PO,Railway,SSC,IAS,OAS Exams
Q1. |
|
| 1) | 12.25 | 2) | 11.5 |
| 3) | 11.125 | 4) | 12.5 |
| 5) | None of these | ||
Answer : None of these
Explanation : x .5, x1.5, x 2.5, x 3.5 , x 4.5 and so on
Explanation : x .5, x1.5, x 2.5, x 3.5 , x 4.5 and so on
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Q2. |
|
| 1) | 31 | 2) | 39 |
| 3) | 45 | 4) | 49 |
| 5) | None of these | ||
Answer : 49
Explanation : x 2 -1, x 3-2, x 4-3, x 5 -4 and so on ...
Explanation : x 2 -1, x 3-2, x 4-3, x 5 -4 and so on ...
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Q3. |
|
| 1) | 175 | 2) | 196 |
| 3) | 208 | 4) | 244 |
| 5) | None of these | ||
Answer : 244
Explanation : x 1+12,, x 2+22, x 3+32, x 4+42 and so on ....
Explanation : x 1+12,, x 2+22, x 3+32, x 4+42 and so on ....
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Q4. |
|
| 1) | 34 | 2) | 46 |
| 3) | 70 | 4) | 76 |
| 5) | None of these | ||
Answer : 46
Explanation : x 2 +6 , x 2+6 , and so on
Explanation : x 2 +6 , x 2+6 , and so on
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Q5. |
|
| 1) | 146 | 2) | 162 |
| 3) | 166 | 4) | 184 |
| 5) | None of these | ||
Answer : None of these
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Q6. |
|
| 1) | 15 | 2) | 18 |
| 3) | 25 | 4) | 36 |
| 5) | None of these | ||
Answer : 15
Explanation : x 1 + 12, x 2 -22, x 3+32, x 4 -42 and so on
Explanation : x 1 + 12, x 2 -22, x 3+32, x 4 -42 and so on
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Q7. |
|
| 1) | 13 | 2) | 14.5 |
| 3) | 15.5 | 4) | 16 |
| 5) | None of these | ||
Answer : 14.5
Explanation : +7 x 1/2 , +6 x 2 , + 5 x 1/2, + 4 x 2, so on
Explanation : +7 x 1/2 , +6 x 2 , + 5 x 1/2, + 4 x 2, so on
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Q8. |
|
| 1) | 839 | 2) | 738 |
| 3) | 829 | 4) | 938 |
| 5) | None of these | ||
Answer : 839
Explanation : x 5 + 52 , x 4 + 42 , x 3 +32
Explanation : x 5 + 52 , x 4 + 42 , x 3 +32
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Q9. |
|
| 1) | 4.125 | 2) | 5.25 |
| 3) | 6.75 | 4) | 4.125 |
| 5) | None of these | ||
Answer : 4.125
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Q10. |
|
| 1) | 3748 | 2) | 3763 |
| 3) | 3863 | 4) | 3883 |
| 5) | None of these | ||
Answer : 3863
Explanation : The sequence is : - (15)2 , - (12)2, - (9)2 , - (6)2 , - (3)2 and so on.
Explanation : The sequence is : - (15)2 , - (12)2, - (9)2 , - (6)2 , - (3)2 and so on.
So, the answer should (3638 + 225 ) = 3863 .
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