Question

60% of 500 is 300. so to make it 70% ,the number is divided as 321 and 178.so 321*60 is 178,192*60 is 107 , so when we divide 321 and 107 we get 70% . same how to do with other numbers ​

Answer 1

Answer:

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Answer 2

Answer:

this is your answer.....