• Call Us : 03082533000 (WhatsApp)
  • Email Us : TestPointpk.com@gmail.com
Testpoint Whatsapp group Testpoint Whatsapp group
Sticky Note
The average of 5 numbers is 12. If the average of 4 of these numbers is 13, the fifth number is _____?
  1. 10
  2. 8
  3. 12
  4. None of these
Explanation

Sum of 5 numbers = 5 × 12 = 60

Sum of 4 numbers = 4 × 13 = 52

Fifth number = 60 - 52 = 8


Last verified on 18-03-202

Related MCQs

The average of 10 numbers was calculated as 48. It was later discovered that while calculating the average, one number, 82, was incorrectly entered as 28. What is the correct average of these numbers?
  1. 42.6
  2. 48.5
  3. 53.4
  4. None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
The average of 10 students is 80. The average becomes 85 after adding 5 more students. What is the total marks of the 5 new students?
  1. 425
  2. 475
  3. 500
  4. None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
The mean of six numbers is 18. If another number 25 is added to these six numbers, what will be the new mean?
  1. 19
  2. 18
  3. 17
  4. None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
If the ages of 3 persons are 17, 16, and 12, and another person is added making the average age 20, what is the age of the new person?
  1. 40
  2. 30
  3. 35
  4. None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
What is the Arithmetic Mean of the numbers 10, 20, 30, 40, and 50?
  1. 30
  2. 25
  3. 35
  4. None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Test Point Whatsapp Channel

All Rights Reserved © TestPointpk.com