Question

यदि CosA/CosB=n,SinA/SinB=m तो सिद्ध करो कि (m^2-n^2)Sin^2B=1-n^2

Answer 1

Rohit donates Rs 10,000 to a school the interest on which is to be used for awarding four scholarship of equal value every year. If the donation earns an interest of 10% per annum. find the value of scholarship.