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## Mission SSC CGL 2017 Tier-2-Day21-Mathematics Comprehensive revision series

Mission SSC CGL 2017 Tier-2-Day21-Mathematics Comprehensive revision series

Dear Students,

Welcome to Pinnacle Online SSC Coaching Portal. SSC CGL Tier-1 has concluded. Now there is almost 32 days time for Tier-2 preparation. We all know the importance of this section. While entire Tier-1 was of total 200 marks, this paper alone carry 200 marks and mind it. it is the most scoring section of SSC CGL examination. In the past we have many examples where students had scored 200/200. So this is the section which will either make or break your dream of a reputed government job. A very diligent effort can put you in a commanding position. We at pinnacle brings revision series for mathematics where test yourself while socializing with friends.  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-2-Day21-Mathematics of MISSION SSC CGL 2017 day wise Comprehensive revision series.

## Tier-2-Day21-Mathematics

Q1. Product of three consecutive odd numbers is 1287. What is the largest of the three numbers?

तीन क्रमागत विषम संख्याओं का गुणनफल 1287 है | तीनों संख्याओं में से सबसे बड़ी संख्या कौन सी है?

(a) 9

(b) 11

(c) 13

(d) 17

Q2. 45 men or 60 boys can do a piece of work in 20 days. How many days will 15 men and 20 boys take to complete the work?

45 पुरुष या 60 लड़के एक कार्य को 20 दिनों में पूरा करतें हैं | 15 पुरुष तथा 20 लड़के उसी कार्य को पूरा करने में कितने दिन लेंगे?

(a) 23

(b) 45

(c) 30

(d) 25

Q3. How many spherical balls of radius 1 cm can be made by melting a hemisphere of radius 6 cm?

6 से.मी.त्रिज्या वाले एक अर्धगोले को पिघलाकर 1 से.मी. त्रिज्या की कितनी गोलाकार गेंदे बनाई जा सकती है?

(a) 112

(b) 108

(c) 116

(d) 104

Q4. For what value of X, 211X will be a perfect square?

X के किस मान के लिए 211X एक पूर्ण वर्ग होगा?

(a) 4

(b) 5

(c) 6

(d) 9

Q5. 2 men or 3 women can complete a job in 96 days. Then 6 men and 7 women will complete the same job in how many days?

2 पुरुष अथवा 3 महिलाएँ एक कार्य को 96 दिनों में पूरा कर सकते हैं| तो 6 पुरुष तथा 7 महिलाएँ उसी कार्य को कितने दिनों में पूरा करेंगे?

(a) 18

(b) 27

(c) 20

(d) 24

Q6. If the radius of the cylinder is decreased by 20%, then by how much percent the height must be increased, so that the volume of the cylinder remains same?

यदि बेलन की त्रिज्या में 20% की कमी की जाती है, तो उसकी ऊंचाई में कितने प्रतिशत की वृद्धि करनी चाहिए, ताकि बेलन का आयतन समान रहे?

(a) 20

(b) 36.25

(c) 56.25

(d) 65

Q7. Price of a diamond is directly proportional to square of its weight. A man broke the diamond accidently in three pieces in the ratio of 3 : 5 : 7 and thus loses Rs 42600. What was the original price (in Rs) of the diamond?

एक हीरे का मूल्य उसके भार के वर्ग का अनुक्रमानुपाती है| एक व्यक्ति से गलती से यह हीरा तीन टुकड़ों में 3 : 5 : 7 के अनुपात में टूट गया और इस वजह से उसे 42600 रु की हानि हुई| हीरे का वास्तविक मूल्य (रु में) क्या था?

(a) 11786

(b) 60000

(c) 67500

(d) 75000

Q8. The average weight of 100 students is 32 kg. The average weight of first 49 students is 30 kg and of last 50 students is 34 kg. What is the weight (in kg) of the student?

100 छात्रों का औसत भार 32 कि.ग्रा. है| पहले 49 छात्रों का औसत भार 30 कि.ग्रा. है तथा अंतिम 50 छात्रों का औसत भार 34 कि.ग्रा. है| 50 वें छात्र का भार (कि.ग्रा. में) क्या है?

(a) 25

(b) 30

(c) 32

(d) 33

Q9. By selling 90 pens for Rs 80 a man loses 20%. What should be the selling price (in Rs) of 90 pens for 20% profit?

एक व्यक्ति को 80 रु में 90 कलम बेचने पर 20% की हानि होती है| 20% का लाभ कमाने के लिए 90 कलम का विक्रय मूल्य (रु में) क्या होना चाहिए?

(a) 90

(b) 100

(c) 110

(d) 120

Q10. Raman spends 80% of his income. If his income is increased by 25% and the expenditure increase by 10%, then what will be the percentage increase in his savings?

रमन अपनी आय का 80% व्यय कर देते हैं| यदि उसकी आय में 25% की वृद्धि होती है तथा उसके व्यय में 10% की वृद्धि होती है, तो उसकी बचत में कितने प्रतिशत की वृद्धि होगी?

(a) 17

(b) 70

(c) 77

(d) 85

For Remaining Questions and other Tier 2 Maths Paper,

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