Seven startups together raised around $50 million in angel, seed and venture capital funding across sectors including agriculture, financial technology, big data, healthcare and artificial intelligence last week. The funding activity was primarily led by global investors such as Singtel Innov8, China’s Fosun, Quona Capital. U.S.- and Bengaluru-based big data startup Qubole raised $25 million (Rs 163 crore) in fresh…