NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 269 - 276 of 1484
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Question number: 269
Question
If then = ________.
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| Choice (4) | Response | |
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| d. | All of the above |
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Question number: 270
» Mathematics » Surface Area and Volumes
Question
The diameter of a copper sphere is 8 cm. It is beaten and drawn into a wire of diameter 0.6 cm. The length of wire is ________.
Choices
| Choice (4) | Response | |
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| a. | 985.14 cm |
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| b. | 984.15 cm |
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| c. | 948.15 cm |
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| d. | 945.18 cm |
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Question number: 271
» Mathematics » Quadratic Equations
Question
then becomes
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Question number: 272
» Mathematics » Arithmetic Progressions
Question
If the sum of the first 5 terms and the sum of the first 50 terms of a given AP are 50 and 5 respectively, then the sum of the first 55 terms is
Choices
| Choice (4) | Response | |
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| a. | 110 |
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| b. | 75 |
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| c. | -55 |
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| d. | -65 |
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Question number: 273
» Mathematics » Quadratic Equations
Question
The difference of the roots of is
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | -7 |
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| b. |
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| c. | 5 |
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| d. | Question does not provide sufficient data or is vague |
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Question number: 274
» Mathematics » Quadratic Equations
Question
The number of roots satisfying the equation is/are
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| Choice (4) | Response | |
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| a. | 2 |
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| b. | 3 |
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| c. | 1 |
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| d. | Unlimited |
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Question number: 275
» Mathematics » Arithmetic Progressions
Question
The sum of the first 100 positive integers exactly divisible by 4 is
Choices
| Choice (4) | Response | |
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| a. | 20020 |
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| b. | 20200 |
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| c. | 40400 |
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| d. | 40040 |
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Question number: 276
Question
The sum of and its reciprocal is
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| Choice (4) | Response | |
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| b. |
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| d. | Question does not provide sufficient data or is vague |
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