A scientific calculator is available at Universal Shoppe in Hazratganz at 20% discount and the same is available at only 15% discount at universal shoppe Bhootnath market. Ms. Agrawal has just sufficient amount of Rs.800 to purchase it at universal Shoppe Hazratganz. What is the amount that Ms. Agrawal has less than the required amount to purchase it at universal soppe Bhootnath ?

• A. Rs. 70
• B. Rs. 50
• C. Rs. 100
• D. data insufficient