Find the number of households whose monthly expenditure on food is

(a) less than Rs 2000

(b) more than Rs 3000

(c) between Rs 1500 and Rs 2500

a) Number of households whose monthly expenditure on food is less than Rs 2000

= 20 + 13 = 33

b) Number of households whose monthly expenditure on food is more than Rs 3000

= 2+1+2+0+1 = 6

c) Number of households whose monthly expenditure on food is between Rs 1500 and Rs 2500

= 13 + 6 = 19