Mathematics Quiz For RRB NTPC : 1st January_00.1
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Mathematics Quiz For RRB NTPC : 1st January

Q1. यदि a + b = 5 और a – b = 3, तो (a2 + b2) का मान ज्ञात कीजिये
(a) 17
(b) 18
(c) 19
(d) 20

Q2. किसी त्रिभुज की भुजाओं से समान दूरी पर बिंदु को क्या कहा जाता है?
(a) परिकेन्‍द्र
(b) अंत:केंद्र
(c) लम्बकेन्द्र
(d) केन्द्रक

Q3. cosec260° + sec260° – cot260° + tan230° का मान क्या होगा?
Mathematics Quiz For RRB NTPC : 1st January_50.1

Q4. ∆ABC में, यदि 4∠A = 3 ∠B = 12 ∠C, ∠A का मान ज्ञात कीजिये
(a) 22.5°
(b) 90°
(c) 67.5°
(d) 112.5°

Q5. 50 छात्रों की कक्षा में से 30 लड़कों की औसत लम्बाई 160 सेमी है। यदि शेष लड़कों की औसत लम्बाई 165 सेमी है, तो पूरी कक्षा की औसत लम्बाई (सेमी में) क्या है?
(a) 161
(b) 162
(c) 163
(d) 164

Q6. यदि tanθ + cotθ = 5, तो tan2 θ + cot2 θ का मान ज्ञात कीजिये
(a) 22
(b) 25
(c) 23
(d) 27

Directions (7-8): पाई-चार्ट एक राज्य में साक्षर और निरक्षर पुरुष और महिला का प्रतिशत दर्शाता है। आरेख का अध्ययन करें और निम्नलिखित प्रश्नों के उत्तर दें।

Mathematics Quiz For RRB NTPC : 1st January_60.1

Q7. यदि राज्य की कुल जनसंख्या 35000 है, तो साक्षर पुरुष और साक्षर महिला की संख्या के बीच का अंतर क्या है?
(a) 3500
(b) 3700
(c) 400
(d) 4500

Q8. निरक्षर पुरुष और निरक्षर महिला के अनुरूप केंद्रीय कोण का अंतर क्या है?
(a) 12.2°
(b) 13.4°
(c) 11.2°
(d) 14.4°

Q9. 2 वर्षों में 6250 रूपए की राशि पर प्रति वर्ष 8% की ब्याज दर से चक्रवृद्धि ब्याज और साधारण ब्याज के बीच का अंतर क्या है?
(a) 30 रूपए
(b) 40 रूपए
(c) 50 रूपए
(d) 60 रूपए

Q10. 40% of 250 + 10% of 650 x 5 का मान ज्ञात कीजिये
(a) 315 रूपए
(b) 425 रूपए
(c) 525 रूपए
(d) 600 रूपए

Solutions:

Mathematics Quiz For RRB NTPC : 1st January_70.1

Mathematics Quiz For RRB NTPC : 1st January_80.1Mathematics Quiz For RRB NTPC : 1st January_90.1Mathematics Quiz For RRB NTPC : 1st January_100.1

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