Simplification practice question for Railways, SSC. Review the correct answer and explanation, then continue with related practice below.
Question 8) × 256 + (5 9) × 162 − (7 10) × 100] ÷ 2 = ? [(7 8) × 256 + (5 9) × 162 − (7 10) × 100] ÷ 2 = ?
प्रश्न: [(7
Answer and explanation are free to read — no sign-in required.उत्तर और व्याख्या पढ़ने के लिए साइन-इन आवश्यक नहीं है।
Correct Answerसही उत्तर
C. 122 / 122
Explanationव्याख्या
(7
8) × 256 = 224 (5
9) × 162 = 90 (7
10) × 100 = 70 Therefore, (224 + 90 − 70) ÷ 2 = 244 ÷ 2 = 122. (7
8) × 256 = 224, (5
10) × 100 = 70.
9) × 162 = 90 तथा (7
अतः 244 ÷ 2 = 122.
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