Question

if the cost of 8 notebooks is rs 128, find the cost of 19 such notebooks​

Answer 1

Answer:

Cost of 8 notebooks are ₹128

Cost of 19 notebooks are ₹(19×128)/8= ₹304

Answer 2

Let the cost of one notebook be x ,

B.T.P,.

x*8=128

=)x=128/8

=)x=16

Therefore,thecost of one notebook= Rs.16

Therefore the cost of 19 notebooks=Rs.(16*9)

=Rs.144

Ans:The cost of 19 notebooks is Rs.144

I hope this will help you and pls follow me

and mark as brainlist