Question

the cost of 3/4 kg of onions is RS 21. find the cost of one kg onions.​

Answer 1

Answer:

this is your solution for the following information

Answer 2

Answer:

Cost of 1 kg onion is 28 rupees.

Step-by-step explanation:

Given cost of 3/4 kg of onions is 21.

Now we want to find cost of 1 kg onion.

By unitary method we can find the answer.

Let a means b

By unitary method,

1 means $\frac{b}{a}$

and c means $c \times \frac{b}{a}$

Here given cost of $\frac{3}{4}$kg onion is Rs 21.

So,Cost of 1 kg onion is $\frac{21}{ \frac{3}{4} } = 21 \times \frac{4}{3} = 7 \times 4 = 28$rupees.

Therefore cost of 1 kg onion is 28 rupees.