"A person deposited Rs 400 for 2 years, Rs 550 for 4 years and Rs 1200 for 6 years. He received the
Channel: Doubtnut
Date: 2020-04-05

"A person deposited Rs 400 for 2 years, Rs 550 for 4 years and Rs 1200 for 6 years. He received the total simple interest of Rs 1020. The rate of interest per annum is(a) 5% (b) 10% (c) 15% (d) 20%"