bcom-1-year-business-mathematics-0975-jun-2019.pdf GJUST HISAR Question Paper and solutions, GJUST Guru Jambheshwar University of Science and Technology गुरु जम्भेश्वर विज्ञान और प्रौद्योगिकी विश्वविद्यालय, हिसार, हरियाणा