Question

Find the cost of framing a rectangular picture 250cm long and 10cm wife at the rate of 15rupees per cm

Answer 1

LENGTH=250cm
BREADTH=10cm
PERIMETER=2*(L+B)
=2*(250+10)cm
=2*260=520cm
COST=520*15paise
=7800paise=78rupees

Answer 2

first find out the area of the field. 250*10 cm =2500 cm sq then cost of framing =₹15*2500 = 37500 rupees