RRB NTPC Mathematics Questions: 11th July_00.1
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RRB NTPC Mathematics Questions: 11th July

Dear aspirants,

As you all know, RRB NTPC Exam will be held in the month of July-September 2019. So we are here to help you with the Mathematics subject. We are providing daily quantitative aptitude quizzes, which will help you to score good marks in this section. We aim to provide the best study material to our readers with exam level questions to help them get used to the recent pattern. Attempt this quiz and check your preparation.

Q1. There are 2 teams-A and B. If 3 people are shifted from Team A to Team B, then Team B has thrice the number of members than Team A. If 2 people are shifted from Team B to Team A, then Team B has double the number of members than Team A. How many members does Team B have originally?
2 टीम,A और B दी गयी है. यदि 3 व्यक्तियों को टीम A से टीम B में स्थानांतरित कर दिया जाता है, तो टीम B में व्यक्तियों की संख्या टीम A से तीन गुना होगी. यदि 2 व्यक्तियों को टीम B से टीम A में स्थानांतरित कर दिया जाता है तो टीम B में टीम A की तुलना में दोगुने व्यक्ति होंगे. वास्तव में टीम B में कितने सदस्य हैं?
(a) 15
(b) 18
(c) 42
(d) 45

 RRB NTPC Mathematics Questions: 11th July_50.1

Q2. (6² + 7² + 8² + 9² + 10²)/(√(7 + 4√3) – √(4 + 2√3) ) is equal to
(6² + 7² + 8² + 9² + 10²)/(√(7 + 4√3) – √(4 + 2√3) )किसके बराबर है
(a) 330
(b) 355
(c) 305
(d) 366

RRB NTPC Mathematics Questions: 11th July_60.1

Q3. There are 1400 students in a school, 25% of those wear spectacles and 2/7 of those wearing spectacles are boys. How many girls in the school wear spectacles?
एक स्कूल में 1400 छात्र हैं, जिनमें से 25% चश्मा पहनते हैं और चश्मे पहनने वाले छात्रों में से से 2/7 लड़के हैं. स्कूल में कितनी लड़कियां चश्मा पहनती हैं?
(a) 250
(b) 100
(c) 200
(d) 300

RRB NTPC Mathematics Questions: 11th July_70.1

Q4. If x² + 1/x² = 98 (x > 0), then the value of x³ + 1/x^3 is
यदि x² + 1/x² = 98 (x > 0) है,तो x³ + 1/x^3 का मान ज्ञात कीजिये
(a) 970
(b) 1030
(c) –970
(d) –1030

RRB NTPC Mathematics Questions: 11th July_80.1

Q5. The marked price of an article is Rs. 5000 but due to festive offer a certain percent of discount is declared. Mr. X availed this opportunity and bought the article at reduced price. He then sold it at Rs. 5000 and thereby made a profit of 11(1/9)%. The percentage of discount allowed was?
एक वस्तु का अंकित मूल्य 5000 रु है लेकिन एक उत्सव के कारण एक निश्चित छूट की घोषणा की जाती है. श्रीमान X इस छुट का फायदा उठाते हैं और कम किये गए मूल्य पर वस्तु खरीदते हैं. फिर वह उसे 5000 रु में बेच देते हैं और इससे वे 11(1/9)% का लाभ अर्जित करते हैं. दी गयी छुट का प्रतिशत कितना था?
(a) 10
(b) 3(1/3 )
(c) 7(1/2)
(d) 11(1/9)

RRB NTPC Mathematics Questions: 11th July_90.1

Q6. Arun buys one kilogram of apples for Rs. 120 and sells it to Swati gaining 25%. Swati sells it to Divya and Divya again sells it for Rs. 198, making a profit of 10%. What is the profit percentage made by swati?
अरुण 120 रु में एक किलोग्राम सेब खरीदता है और 25% के लाभ पर इसे स्वाति को बेच देता है. स्वाति इसे दिव्या को बेच देती है और दिव्या फिर इसे 198 रु में बेच देती है और 10% का लाभ अर्जित करती है. स्वाति द्वारा अर्जित किया गया लाभ प्रतिशत कितना है?
(a) 25%
(b) 20%
(c) 16.67%
(d) 15%

RRB NTPC Mathematics Questions: 11th July_100.1

Q7. If 7 sin α = 24 cos α; 0 < α < π/2, then the value of 14 tan α – 75 cos α – 7 sec α is equal to
यदि 7 sin α = 24 cos α; 0 < α < π/2 है,तो 14 tan α – 75 cos α – 7 sec α का मान किसके बराबर होगा:
(a) 3
(b) 4
(c) 1
(d) 2

RRB NTPC Mathematics Questions: 11th July_110.1

Q8. A tower is observed from a point on the horizontal through the foot of the tower. The distance of this point from the foot of the tower is equal to the height of the tower. The angle of elevation of the top of the tower is
एक टावर को उसके आधार के क्षैतिज बिंदु से देखा जाता है. टावर के आधार से इस बिंदु की दूरी टॉवर की ऊंचाई के बराबर है. टॉवर का उन्न्यन्न कोण कितना है?
(a) 60°
(b) 45°
(c) 40°
(d) 30°

RRB NTPC Mathematics Questions: 11th July_120.1

Q9. At present ages of a father and son are in the ratio of 7 : 3 and they will be in the ratio 2 : 1 after 10 years. What is the present age of father?
वर्तमान में पिता और पुत्र की आयु का अनुपात 7: 3 है और 10 वर्षों के बाद यह अनुपात 2:1 होगा. पिता की वर्तमान आयु कितनी है?
(a) 70 years/वर्ष
(b) 65 years/वर्ष
(c) 60 years/वर्ष
(d) 50 years/वर्ष

RRB NTPC Mathematics Questions: 11th July_130.1

Q10. John cycling at a constant speed of 10 km/hr., reaches his school in time. If he cycles at a constant speed of 15 km/hr., he reaches his school 12 minutes early. Number of km he has to cycle for his school is :
जॉन 10 किमी/घंटा की स्थिर गति से साइकिल चलाते हुए, समय पर अपने स्कूल तक पहुंचता है. यदि वह 15 किमी/घंटा की स्थिर गति से साइकिल चलाता, तो वह 12 मिनट पहले अपने स्कूल तक पहुंच जाता है. उसे अपने स्कूल तक जाने के लिए कितनी किमी तक साइकिल चालानी है?
(a) 4
(b) 6
(c) 9
(d) 12

RRB NTPC Mathematics Questions: 11th July_140.1

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