Question

The cost of one dozen pens is 540. What is the cost of 72 such pens?​

Answer 1

1 dozen=12 units

Cost of 12 pens=₹540

Cost of 1 pen=₹540÷12 =₹45

Cost of 72 pens=₹45*72 =₹3240

Answer 2

Answer:

its simple 1 dozen =12

then 12×6=72

price of 12 pens is 540

Multiply 540×6= 3240