Question

यदि (a+b) का 20%=b का 50% हो तो a, b =?​

Answer 1

20 % of (a+b)= 50% of b

20/100× (a+b)= 50/100× b

1/5×(a+b)= 1/2× b

2a+2b= 5b

2a= 5b- 2 b

2a= 3b