The average daily income of Shyam Lal during the month of February 2020 was ₹560. The average income for the first 16 days was ₹590 and for the last 16 days it was ₹500. What was his average income for 14^th, 15^th, and 16^th February?

₹400

Total income of Shyam in February = 29 × 560 = RS 16240

( 2020 is leap year , so number of days in february is 29 )

Total income of first 16 days = 16 × 590 =  9440

Total income of last 16 days = 16 × 500 = 8000

Total income for 14th , 15th & 16th day = ( 9440 + 8000 ) - 16240 = 1200

Average income for 14th , 15th & 16th feb = \(\frac{1200}{3}\) = Rs400