If x(a) = $a^2$ + 2a - 1, then x (8)-x (5) =?
Given, x(a) = $a^2$ + 2a - 1
=> x (8) = $8^2 $+ 2(8) - 1
=> 64 + 16 - 1 = 79
=> x (5) = $5^2$ + 2(5) - 1.
=> 25 + 10 - 1 = 34
Therefore, x (8) - x (5) = 79 - 34 = 45.
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Every pupil in a school was given one ticket for a concert. The school was charged a total of Rs.6000 for these tickets, all of which were of equal value. What was the price of one ticket? If the price of each ticket had been one dollar less, the total cost would have been 1,200 less. If the price of each ticket had been Rs.2 more, the total bill would have increased by 40%. |
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My husband`s watch gains 2 minutes every watch and my watch loses 1 minute for each hour. One day, we were late to marriage because the difference between the time in the two watches was 1 hr. and we looked at the slow watch. When did we last set our watches to the same time? |
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The product of two numbers is 9375 and the quotient, when the larger one is divided by the smaller, is 15. The sum of the numbers is: |
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HCL Logical Reasoning TestSyllogism: Statements: All scientists are fools. All fools are illiterate. Conclusion: (I) All scientists are illiterate (II) All illiterate are scientists. (III) All illiterates are fools. (IV) Some illiterates would be scientist. |
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Analogy: sheet: pad :: flower : ___?___ |
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Blood Relation: Pointing to a woman, Abhijit said, “Her granddaughter is the only daughter of my brother.” How is the woman related to Abhijit? |
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Coding-Decoding: If ‘white’ is called ‘blue’, ‘blue’ is called ‘red’, ‘red’ is called ‘yellow’, ‘yellow’ is called ‘green’, ‘green’ is called ‘black’, ‘black’ is called ‘violet’ and ‘violet’ is called ‘orange’, then what would be the color of human blood? |
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Direction Test: From his house, Lokesh went 15 kms to the North. Then he turned West and covered 10 kms. Then, he turned South and covered 5 kms. Finally, turning to East, he covered 10 kms. In which direction is he from his house? |
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Statement-Assumption: Statement: The new scheme gives people the opportunity to voluntarily declare their disclosed property and legitimize it by paying the lowest ever rate of tax. Assumptions: (I) The new scheme is much better than the earlier scheme. (II) People may desire to pay less tax and own things legimately. |
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Series Completion: 13, 35, 57, 79, 911, ? |
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