Donation u/s 80g

DEAR SIR

OUR PVT LTD COMPANY GAVE RS 50.00 LAC DONATION TO BITS PILLANI (ENGINEERING INSTITUTE) THEY HAVE ISSUED A RECEIPT MENTIONED DEDUCTION U/S 80G(2)(a)(iiiF) OF IT ACT 1961 OUR ANNUAL NET PRPFFIT IS RS. 50832364.00. SO PLEASE CLEAR HOW MUCH AMOUNT WE CAN CLAIM U/S 80G IN INCOME TAX. PLEASE CLARIFY WITH ILLUSTRATION.

THANKS & REGARDS

VIPIN KUMAR SHARMA