Question

10 boxes with 30 pens each cost 600. What would be the cost of 20 boxes with 18 pens
each?​

Answer 1

Answer:

360

30 pens in 10 boxes and 30 pens cost is 600

. then we 600÷30:-20 means 1 pen cost is 20

.

now there are 20 boxes with 18 pens

now 18×20=360