Question

8. 5 gross pens cost* 1620. Find the cost of 43 such pens.
[Hint: 1 gross = 12 dozen = 144].​

Answer 1

Answer:

1 gross =144items

So we can find cost of 1pen

144×5=720 pens

1620/720=2.25 rs

Now we can find cost of 43 pens

43×2.25=96.75 Rs

So answer is 96.75 Rs