There are 10 fans in a shop four fans average amount is 1200 and remaining 6fans average amount is 1600 what is the average amount of a fan including all the 10

524\div262

Solution:

2 is a prime number

Subject
Level
Middle School
Grade
6

Answer

1)Average cost of 10 fans equals 1440

2) 2

Steps

1)524/262

(2X262)/(2X131)

2 gets cancelled

(262)/(131)

(2X131)/(131)

131 gets cancelled

Equals 2

 

Steps

4 fans@ 1200 is 4800

6 fans @ 1600 is 9600

Hence 10 fans is (4800 plus

9600) equals 14400.

 Hence average cost 

14400/10

Equals 1440

 

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