1 kg of rice costs as much as 1.25 kg of wheat flour. Leela paid Rs 12...
Given:
1 kg of rice costs as much as 1.25 kg of wheat flour.
Leela paid Rs 12.60 for 2 kg of rice and 5 kg of wheat flour.
To find:
The cost of 5 kg of wheat flour.
Solution:
Let's assume the cost of 1 kg of rice is Rs x.
According to the given information, 1 kg of rice costs as much as 1.25 kg of wheat flour.
So, the cost of 1.25 kg of wheat flour is also Rs x.
Now, we have the following information:
Cost of 2 kg of rice = Rs 12.60
Cost of 5 kg of wheat flour = ?
To find the cost of wheat flour, we can use the concept of ratios.
Ratio of cost of rice to cost of wheat flour = 2:5
So, we can set up the following equation using the given information:
2/x = 5/(1.25x)
Cross-multiplying the equation, we get:
2 * 1.25x = 5 * x
Simplifying the equation, we get:
2.5x = 5x
Subtracting 2.5x from both sides of the equation, we get:
2.5x - 2.5x = 5x - 2.5x
0.5x = 0
Dividing both sides of the equation by 0.5, we get:
x = 0
This means that the cost of 1 kg of rice is zero, which is not possible.
Therefore, there must be an error in the given information or the question itself.
The correct answer cannot be determined with the given information.
Hence, the options provided (a) Rs 1.68, (b) Rs 2.10, (c) Rs 8.40, and (d) Rs 10.50 are not valid answers.
1 kg of rice costs as much as 1.25 kg of wheat flour. Leela paid Rs 12...
8.40
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