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Mission SSC CGL 2018 Tier1-Day21-Mathematics Comprehensive revision series

Mission SSC CGL 2018 Tier1-Day21-Mathematics Comprehensive revision series

Dear Students,

Welcome to Pinnacle online SSC Coaching Portal. SSC CGL Tier-1 examination has just concluded. Those students who are confident of scoring good marks are busy with Tier-2 preparation. The rest of the students who has just got the glimpse of what to expect in CGL examination must not sit idle. Lets start Mission-2018. Prepare with best of your ability. We generally spend a few hours daily online on Social media. Usually this time is not very productive with respect to preparation. We use it as a time off from preparation. Now, think if the time spent online becomes more productive than the normal preparation itself. Sounds crazy, isn’t it?  We at Pinnacle want your time spent online to get as meaningful as it can be. Here comes Tier-1Day21-Mathematics of MISSION SSC CGL 2018 day wise Comprehensive revision series. 

Tier-1Day21-Mathematics

Q1. How many numbers are there from 2000 to 7000 which are both perfect squares and perfect cubes?

2000 से 7000 तक ऐसी कितनी संख्याएं हैं जो पूर्ण वर्ग तथा घन दोनों हैं?

(a) 0

(b) 1

(c) 2

(d) 3

Q2. 3 men or 4 women can complete a job in 120 days. 12 men and 16 women will complete the same job in how many days?

3 पुरुष अथवा 4 महिलाएँ एक कार्य को 120 दिनों में पूरा कर सकते हैं | 12 पुरुष तथा 16 महिलाएँ उसी कार्य को कितने दिन में पूरा करेंगे?

(a) 12

(b) 14

(c) 15

(d) 18

Q3. If the diameter of a hemisphere is 21 cm, then what is the volume (in cm3) of hemisphere?

यदि एक अर्ध गोले का व्यास 21 से.मी. है,तो अर्ध गोले का आयतन (से.मी.3 में) कितना होगा?

(a) 2810

(b) 1250.5

(c) 1725.25

(d) 2425.5

Q4. Kanchan bought a clock with 25% discount on marked price. She sold it with 75% gain on the price she bought. What was her profit percentage on the marked price?

कंचन एक घड़ी अंकित मूल्य पर 25% की छूट पर खरीदती है| वह उसे खरीदी गई कीमत पर 75% के लाभ पर बेचती है| अंकित मूल्य पर उसका लाभ प्रतिशत कितना था|

(a) 31.25

(b) 50

(c) 56.25

(d) 60

Q5. A, B and C received an amount of Rs 8400 and distributed among themselves in the ratio of 6 : 8 : 7 respectively. If they save in the ratio of 3 : 2 : 4 respectively and B saves Rs 400, then what is the ratio of the expenditures of A, B and C respectively?

A, B तथा C को 8400 रु प्राप्त होते हैं तथा वह इसे आपस में क्रमशः 6 : 8 : 7 के अनुपात में बाँट लेते हैं| यदि उनकी बचत का अनुपात क्रमशः 3 : 2 : 4 है तथा B, 400 रु बचाता है, तो क्रमशः A, B तथा C के व्यय का अनुपात क्या है?

(a) 6 : 8 : 7

(b) 8 : 6 : 7

(c) 9 : 14 : 10

(d) 12 : 7 : 9

Mission SSC CGL 2018 Tier1-Day21-Mathematics Comprehensive revision series
Q6. The average age of 24 students is 12 years. It was observed that while calculating the average age, the age of a student was taken as 14 years instead of 8 years. What will be the correct average age (in years)?

24 छात्रों की औसत आयु 12 वर्ष है| यह देखा गया है कि औसत आयु के आंकलन के समय एक छात्र की आयु 8 वर्ष की जगह 14 वर्ष ली गई थी| सही औसत आयु (वर्षों में) क्या होगी?

(a) 11.25

(b) 11.5

(c) 11.75

(d) 12.25

Q7. 80 litre mixture of milk and water contains 10% milk. How much milk (in litres) must be added to make water percentage in the mixture as 80%?

दूध तथा पानी के 80 लीटर मिश्रण में 10% दूध है| मिश्रण में पानी के प्रतिशत को 80% बनाने के लिए कितना दूध (लीटर में) मिलना पड़ेगा?

(a) 8

(b) 9

(c) 10

(d) 12

Q8. A bus starts running with the initial speed of 21 km/hr and its speed increases every hour by 3 km/hr. How many hours will it take to cover a distance of 252 km?

एक बस 21 कि.मी. प्रति घंटा की प्रारंभिक गति से चलना आरंभ करती है तथा उसकी गति से प्रत्येक घंटे में 3 कि.मी. प्रति घंटा कि वृद्धि होती है| 252 कि.मी. की दूरी तय करने के लिए वह कितने घंटे का समय लेगी?   

(a) 3

(b) 5

(c) 8

(d) 10

Q9. A sum of Rs 400 becomes Rs 448 at simple interest in 2 years. In how many years will the sum of Rs 550 amounts to Rs 682 at the same rate?

400 रु की एक राशि दो वर्षो में साधारण ब्याज की दर से 448 रु हो जाती है| समान दर से कितने वर्षों में 550 रु की राशि 682 रु हो जाएगी?

(a) 2

(b) 3

(c) 3.5

(d) 4

Mission SSC CGL 2018 Tier1-Day21-Mathematics Comprehensive revision series
Q10. A chord of length 60 cm is at a distance of 16 cm from the centre of a circle. What is the radius (in cm) of the circle?

60 से.मी. लम्बी एक जीवा एक वृत्त के केंद्र से 16 से.मी. की दूरी पर है| वृत्त की त्रिज्या (से.मी. में)| क्या है?

(a) 17

(b) 34

(c) 51

(d) 68

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