Question

The price of 15 articles is rs 360.find the price of 21 articles

Answer 1

$\frac{360}{15} \times 21 = 504$

Answer 2

$<b><i>Solutions :-$


Find the price of 1 article =>

Price of 15 articles = Rs 360
Price of 1 article = Rs 360/15 = Rs 24


Now,

Find the price of 21 articles =>

Price of 1 article = Rs 24
Price of 21 articles = Rs 24 × 21 = Rs 504




Hence,

Price of 21 articles is Rs 504