a person deposited 400 for two years 550 for four years in 1200 for 6 years at the same rate of simple interest if you receive the total interest of 1020 what is the rate of interest per annum?
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Rs 72
Step-by-step explanation:
Let the Rate of Interest be R. 2) Therefore, SI of 400 for 2 years = 4 × 2 × R = 8R. 3) SI of 550 for 4 years = 11 × 2 × R = 22R. 4) SI of 1200 for 6 years = 12 × 6 × R = 72R.
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