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18 February 2018 SSC MAINS
[A] 265 [B] 238 [C] 254 [D] 229 51. Average of all even numbers between 104 and 148 is __________.
104 औय 148 के फीच की सबी सभ सख्ॊ मा का औसत__________ है।
18 February 2018 SSC MAINS
[A] 128 [B] 130 [C] 124 [D] 126
52. The average marks of 18 students in an examination was 60. It was later found that the marks of one student had been wrongly entered as 63 instead of 36. The correct average is:
एक ऩयीऺा भें फैठने िारे 18 विद्माधथमण ों के औसत अॊक 60 थे। कु छ सभम फाद ऩामा गमा कक एक विद्माथी के 36 के फजामे 63 अकॊ ो की गरत प्रविष्टी कय दी गमी है। सही औसत ककतना होगा?
19 February 2018 SSC MAINS
[A] 59 [B] 59 .5 [C] 58 [D] 58 .5
53. In a class of 60 students there are 20 girls who scored an average of 40 marks in the test, what is the average marks of the boys if the class average is 60 marks?
60 विद्माधथमण ों िारी एक कऺा के टेस्ट भें 20 र ककमों ने 40 की औसत से अॊक प्राप्त ककमे, मददकऺाकेऔसतअॊक60हैतोरकोंकेअकॊोकाऔसतक्माहोगा?
19 February 2018 SSC MAINS
[A] 60 [B] 70 [C] 50 [D] 80
54. The average of 44 consecutive odd numbers is 144.What is the largest number?
44 क्रभागत विषभ सख्ॊ माओॊ का औसत 144 है। सफसे फ ी सॊख्मा कौन-सी है?
19 February 2018 SSC MAINS
[A] 189 [B] 191 [C] 187 [D] 193
55. A batsman makes 100 runs in the 25thmatch of his career. His average runs per match increases by 1.4. Find his average before the 25thmatch.
एक फल्रेफाज़ अऩने करयमय के 25िें भचै भें 100 यन फनाता है। उसके यनों का औसत प्रनत भैच भें 1.4 फढ़ता है। 25 िें भैच से ऩहरे उसका औसत ऻात कीजजए।
19 February 2018 SSC MAINS
[A] 65 [B] 55 [C] 75 [D] 45
56. Of the 3 numbers whose average is 22, the first is 3/8th the sum of other 2. What is the first number?
3 सॊख्माओॊ भें से, जजनका औसत 22 है, ऩहरी सख्ॊ मा अन्म 2 सख्ॊ माओॊ के मोग की 3/8 है।
ऩहरी सख्ॊ मा क्मा है?
[A] 16 [B] 20
20 February 2018 SSC MAINS
[C] 22 [D] 18
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