Question

If the cost of 1 pencil is Rs 2.50 , then the cost of 3/2 dozen such pencils is.
1: Rs 18
2: Rs 36
3: Rs 45
4: Rs 7

Answer 1

3/2 dozen=3/2×12=18 pencils

Now,

1 pencil cost ---------₹2.50

18 pencils cost -------₹2.50×18 =₹45

hope it helps u....!!!