Lakshya Education MCQs

Question:  the average temperature for monday, tuesday, wednesday and thursday was 48 degrees and for tuesday, wednesday, thursday and friday was 46 degrees. if the temperature on monday was 42 degrees. find the
Options:
A.40 degrees
B.38 degrees
C.36 degrees
D.34 degrees
Answer: Option D
Explanation :

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More Questions on This Topic :

Question 1.  the average age of a group of 10 persons was decreased by 3 years when one person, whose age was 42 years, was replaced by a new person. find the age of the new person?
  1.    22
  2.    24
  3.    12
  4.    8
Answer: Option C
Explanation :
Question 2.  the average runs scored by a batsman in 20 matches is 40. in the next 10 matches the batsman scored an average of 13 runs. find his average in all the 30 matches?
  1.    31
  2.    29
  3.    28
  4.    30
Answer: Option A
Explanation :
Question 3.  the total marks obtained by a student in physics, chemistry and mathematics is 150 more than the marks obtained by him in physics. what is the average mark obtained by him in chemistry and mathematics
  1.    75
  2.    150
  3.    50
  4.    Cannot be determined
Answer: Option A
Explanation :
Question 4.  visitors to show were charged rs.15 each on the first day. rs.7.50 on the second day, rs.2.50 on the third day and total attendance on the three days were in ratio 2:5:13 respectively. the average cha
  1.    Rs.3
  2.    Rs.4.50
  3.    Rs.5.00
  4.    Rs.7.50
Answer: Option C
Explanation :
Question 5.  a batsman in his 17th innings makes a score of 85 and their by increasing his average by 3. what is his average after the 17thinnings?
  1.    34
  2.    35
  3.    36
  4.    37
Answer: Option D
Explanation :
Question 6.  in a class, there are 20 boys whose average age is decreased by 2 months, when one boy aged 18 years is replaced by a new boy.find the age of new boy.
  1.    11 years 10 months
  2.    12 years 2 months
  3.    13 years 6 months
  4.    14 years 8 months
Answer: Option D
Explanation :

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