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- 6. The average temperature for Tuesday, Wednesday and Thursday was 42°C. The average temperature for Wednesday, Thursday and Friday was 44°C. If the temperature on Friday be 43°C, what was the Temperature on Tuesday?
A.39°C
B.44°C
C.37°C
D.42°C
Answer & Explanation
Answer: Option C 
T + W + T = 42 × 3 = 126°C
W+ T+ F = 44 × 3 = 132°C
Also, temperature on Friday = 43°C
Temperature on Tuesday = 126 +43 - 132 = 37°C
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- 7. The average of 30 numbers is 48. If three numbers namely 45, 55 and 43 are discarded, the average of remaining numbers is?
A.47
B.47.03
C.48.03
D.48
Answer & Explanation
Answer: Option C
Total of 30 numbers = 30 * 48 = 1440
Average o 27 numbers = 1440 - (45 + 55 + 43) / 27
= 48.03
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- 8. The average of 7 numbers is 24. If each number be multiplied by 5. Find the average of new set of numbers?
A.110
B.122
C.120
D.125
Answer & Explanation
Answer: Option C
Average of new numbers = 24 * 5 = 120
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- 9. The average of 7 results is 45. The average of first three results is 47 and average of last three results is 42. What is the fourth result?
A.48
B.47
C.44
D.46
Answer & Explanation
Answer: Option A
Total of results = 45 * 7 = 315
Total of first three results = 3* 47 = 141
Total of last three results = 3* 42 = 126
Fourth result = 315 - (141 + 126) = 48
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- 10. The average Weight of 15 students in a class is increased by 3 Kg. when a student who weights 48 Kg. is replaced by a new student. Find the weight of new student?
A.39
B.83
C.88
D.93
Answer & Explanation
Answer: Option D
New weight = Old weight +- no . of item * decrease (or) increase in average
= 48 + 15 *3= 93
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To whom this Averages Questions and Answers section is beneficial?
Students can learn and improve on their skillset for using Verbal Ability effectively and can also prepare for competitive examinations like...
- All I.B.P.S and Public Sector Bank Competitive Exam
- Common Aptitude Test (CAT) Exams
- UPSC Paper-II or CSAT Exams
- SSC Competitive Exams
- Defence Competitive Exams
- L.I.C / G.I.C AO and Clerk Competitive Exams
- Railway Competitive Exam
- University Grants Commission (UGC)
- Career Aptitude Test (IT Companies) and etc.