Question

If the cost of a shirt is$₹a$ and the cost of pair of trousers is $₹b$. What is the total cost of $3$ shirts and a pair of trousers?

Answer 1

Here given that,

The cost of shirt is $₹a$

Then, the cost of $3$ shirts is $3\times a=₹3a$

Now, the cost of pair of trousers is$₹b$

So, the total cost is = $₹3a+₹b$

Hence, the total cost is $₹3a+₹b$