Lakshya Education MCQs

Question: The average of six numbers is 32. If each of first three numbers is increased by 2 and each of the remaining three numbers is decreased by 4, then the new average is ?
Options:
A.35
B.34
C.31
D.30
Answer: Option C

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More Questions on This Topic :

Question 1. The average of all the odd integers between 2 an 22 is ?
  1.    13
  2.    12
  3.    11
  4.    14
Answer: Option B
Question 2. The average weight of five persons sitting in a boat is 38 kg. The average weight of the boat and the persons sitting in the boat is 52 kg. What is the weight of the boat ?
  1.    228 kg
  2.    122 kg
  3.    232 kg
  4.    242 kg
Answer: Option B
Question 3. The average expenditure of a man for the first five months Rs. 1200 and for the next seven months is Rs. 1300. If he saves Rs. 2900 in that years, his monthly average income is -
  1.    Rs. 1600
  2.    Rs. 1700
  3.    Rs. 1400
  4.    Rs. 1500
Answer: Option D
Question 4. Eight consecutive numbers are given. If the average of the two numbers that appear in the middle is 6, then the sum of the eight given numbers is :
  1.    54
  2.    64
  3.    36
  4.    48
Answer: Option D
Question 5. The average temperature on Tuesday, Wednesday, and Thursday was 41 degrees, and on Wednesday, Thursday and Friday was 40 degrees. If on Friday it was exactly 39 degrees, then what was the temperature on Tuesday?
  1.    42 degrees
  2.    46 degrees
  3.    23 degrees
  4.    26 degrees
Answer: Option A
Question 6. The average weight of 15 students in a class increases by 1.5 kg when one of the students weighing 40 kg is replaced by a new student. What is the weight (in kg) of the new student ?
  1.    64.5 kg
  2.    56 kg
  3.    60 kg
  4.    62.5 kg
Answer: Option D

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