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Number System practice question for Railways, SSC. Review the correct answer and explanation, then continue with related practice below.

Question language / प्रश्न भाषा

14927 × 567 − 14927 × 467 = ? 14927 × 567 − 14927 × 467 = ? Explanation

व्याख्या: Take 14927 common: 14927×567 − 14927×467 = 14927(567−467) = 14927×100 = 1492700

Answer and explanation are free to read — no sign-in required.उत्तर और व्याख्या पढ़ने के लिए साइन-इन आवश्यक नहीं है।

A

2985400

B

1492700

✓

C

7463500

D

None of theseइनमें से कोई नहीं

Correct Answerसही उत्तर

B. 1492700

Explanationव्याख्या

Explanation is not available for this older question yet. / इस पुराने प्रश्न की व्याख्या अभी उपलब्ध नहीं है।

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Which one of the following will divide (3²⁵ + 3²⁶ + 3²⁷ + 3²⁸) completely? Explanation Therefore, the expression contains: 2 × 3 × 5 = 30 Hence it is divisible by 30.निम्नलिखित में से कौन (3²⁵ + 3²⁶ + 3²⁷ + 3²⁸) को पूर्णतः विभाजित करेगा? व्याख्या: Take 3²⁵ common: 3²⁵ + 3²⁶ + 3²⁷ + 3²⁸ = 3²⁵(1 + 3 + 9 + 27) = 3²⁵ × 40 Now, 40 = 2³ × 5 And 3²⁵ contains factor 3.Same topic · Same subject · Same exam

Which one of the following will divide (4⁶¹ + 4⁶² + 4⁶³ + 4⁶⁴) completely? Explanation Therefore, the complete expression contains both 2 and 5. 2 × 5 = 10 Hence it is divisible by 10.निम्नलिखित में से कौन (4⁶¹ + 4⁶² + 4⁶³ + 4⁶⁴) को पूर्णतः विभाजित करेगा? व्याख्या: Take 4⁶¹ common: 4⁶¹ + 4⁶² + 4⁶³ + 4⁶⁴ = 4⁶¹(1 + 4 + 4² + 4³) = 4⁶¹(1 + 4 + 16 + 64) = 4⁶¹ × 85 Now, 85 = 5 × 17 Also, 4⁶¹ contains factor 2.Same topic · Same subject · Same exam

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