Question

यदि x का 8% =yका4%तोxका20%का मान है

Answer 1

Here is your answer

$8x \div 100 = 4y \div 100 \\ x = 4y \div 8 \\ x = y \div 2 \\ \\ now \: 20x \div 100 = 20y \div 2 \times 100 \\ 20x \div 100 = 10y \div 100$
so 20% X =10% of y. Answer

Hope it helps you