Math Problem Statement

5 रु, 2 रु, 1 रु एवं 50 पैसे के सिक्कों का अनुपात 2:3:1 में है, कुल 860 रुपये हैं। उन सभी के सिक्कों का कुल अनुपात कितना होगा?

Solution

The image contains the following problem written in Hindi:

"5 रु, 2 रु, 1 रु एवं 50 पैसे 2:3:1 अनुपात में कुल 860 रुपये हैं। उन सभी के सिक्कों का अनुपात कितना होगा?"

Translation:

You have a total of ₹860 in the ratio of 5 rupees, 2 rupees, 1 rupee, and 50 paisa coins in the ratio of 2:3:1. What is the total number of coins of each denomination?

Step-by-step solution:

Let's assume that the number of coins for each denomination is in the ratio 2:3:1. Let the number of 5 rupee coins = 2x2x, the number of 2 rupee coins = 3x3x, the number of 1 rupee coins = xx, and the number of 50 paise coins = yy.

Now, convert everything into rupees:

  • 5rupee coins contribute5 \, \text{rupee coins contribute} = 5×2x=10xrupees5 \times 2x = 10x \, \text{rupees}
  • 2rupee coins contribute2 \, \text{rupee coins contribute} = 2×3x=6xrupees2 \times 3x = 6x \, \text{rupees}
  • 1rupee coins contribute1 \, \text{rupee coins contribute} = xrupeesx \, \text{rupees}
  • 50paise coins contribute50 \, \text{paise coins contribute} = y2rupees\frac{y}{2} \, \text{rupees}

The total amount of money is given as ₹860, so:

10x+6x+x+y2=86010x + 6x + x + \frac{y}{2} = 860

17x+y2=86017x + \frac{y}{2} = 860

Now, you need another condition to solve for yy. Usually, it might be in proportion with other coin ratios.

Please confirm if any additional details are provided about yy. Would you like to go into more detail about this approach or explore similar examples?

Related Questions:

  1. What if the ratio of the coins changed to 3:4:2?
  2. How would the solution differ if the total amount were ₹1000 instead of ₹860?
  3. Can you calculate the total number of coins for different values of xx?
  4. How can you generalize this problem to any number of coins and ratios?
  5. What if the problem also included ₹10 coins in the ratio?

Tip:

When dealing with ratio problems involving money, always convert all units to the same (e.g., rupees or paise) for consistent calculations.

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Math Problem Analysis

Mathematical Concepts

Ratios
Proportion
Arithmetic

Formulas

Total value formula: sum of (coin value * number of coins)
Proportions to find numbers of coins: total amount / combined value per ratio unit

Theorems

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Suitable Grade Level

Grades 9-12