Question

Cost of $24$ identical articles is Rs $108$. Find the cost of $40$ such articles.

• A. Rs $140$
• B. Rs $180$
• C. Rs $160$
• D. Rs $190$

Answer 1

The correct option is B Rs $180$

$\because$ Cost of $24$ articles = Rs $108.$

$\therefore$ Cost of $1$ articles $=\frac{108}{24}$

$\therefore$ Cost of $40$ articles $=\frac{108}{24}\times 40=$ Rs $180$