Question

ek pustak vikreta ne apni pustak 24rs.me bechkar utne hi pratisat labh uthaya jitne rs.me usne pustak ko kharida tha.to pustak ka kraya mulya kya hoga

Answer 1

sp ×100 +2500
$\sqrt{24 \times 100 + 2500} - 50 = 20$