Ratio and Proportion practice question for Railways, SSC. Review the correct answer and explanation, then continue with related practice below.
Question 4 From a sample of 200 software engineers, determine the ratio of those proficient in Python to those proficient in Java using the given information. Given information
200 सॉफ्टवेयर इंजीनियरों के एक नमूने में, दी गई जानकारी के आधार पर Python में दक्ष इंजीनियरों और Java में दक्ष इंजीनियरों का अनुपात ज्ञात कीजिए।
दी गई जानकारी: Proficient in Python and Java
Python और Java दोनों में दक्ष = 50 Proficient in Python only
केवल Python में दक्ष = 70 Proficient in Java only
केवल Java में दक्ष = 60 Proficient in neither language
किसी भी भाषा में दक्ष नहीं = 20 Explanation
व्याख्या Total engineers proficient in Python: Python में दक्ष कुल इंजीनियर: = Python only + Both = 70 + 50 = 120 Total engineers proficient in Java: Java में दक्ष कुल इंजीनियर: = Java only + Both = 60 + 50 = 110 Required ratio
अभीष्ट अनुपात:
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
B. 12 : 11
Explanationव्याख्या
Explanation is not available for this older question yet. / इस पुराने प्रश्न की व्याख्या अभी उपलब्ध नहीं है।
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