Question

If the cost of 28 pens is rupees 420, then what is the cost of 20 pens ?​

Answer 1

Answer:

cost of 1 pen = 420/28

cost of 20 pens = 420/28 × 20 = 300

please mark as brainliest

Answer 2

Step-by-step explanation:

given

cost of 28 pens= Rs420

cost of 1 pen = 420÷28

=rs. 15

cost of 20 pens= 20×15

=Rs.300