Question

The cost of 8 pencils is ₹ 10. Find the cost of 20 pencils.

Answer 1

Step-by-step explanation:

cost of 8 pencils = 10 rupees

=8*10=80

cost of 20 pencils=?

80/20=4rupees

Answer 2

$\sf{8 \: pencils \implies₹10} \\ \\ \sf{1 \: pencils \implies₹ \: \frac{10}{8} } \\ \\ \sf \pink{20 \: pencils \implies₹ \: \cancel{20} \times \cancel{\frac{10}{8}}= ₹25}$