Average

This post is for to know more about the average short tricks or short tricks to find the average.

Average  =  Equal Distribution

Average short tricks

Total Sum =  Average × Number

Logic For average short tricks

  1. Include
  2. Exclude
  3. Interchange
  4. Error based Questions


TYPE – 1  (INCLUDE)

Ques 1 :  Average of a Class of 35 Students is 14 year. if the age of teacher is included new average become 15 year. Find the age of the teacher.

Traditional Method

Number                           Average

35                                       14

Total = Average × Number

35 × 14

=  490

   Teacher included

Number                           Average

36                                     15

36 × 15

=  540

Teacher Age =    540 – 490

=      50 Year        

Average short tricks

Ques 2 : Average age of 24 Students in a class is 23 Year 6 Month. if the age of teacher is included new average become 23 year 8 month. Find the age of the teacher.

Average short tricks

Ques 3 : The Pocket money of 36 students was 580 rupees. if 5 new students are include new average become 600 rupees.find the average pocket money of the 5 new students.

Average short tricks

Ques 4 : Average age of 36 Students in a class is 20 Year. if one new student include new average become 19 year. Find the age of new student.

Average method

Ques 5 : Average age of 60 students are 21 year 6 months. if 12 new students are include then new average become 21 year. Find the average of new 12 students.

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6 Comments

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