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Example 8 - Chapter 2 Class 8 Linear Equations in One Variable
Last updated at June 21, 2018 by Teachoo
Examples
Example 1
Example 2
Example 3 Important
Example 4
Example 5
Example 6 Important
Example 7 Important
Example 8 You are here
Example 9
Example 10 Important
Example 11 Important
Example 12
Example 13
Example 14 Important
Example 15
Example 16 Important
Example 17
Example 18 Important
Example 19 Important
Transcript
Example 8 Bansi has 3 times as many two-rupee coins as he has five-rupee coins. If he has in all a sum of Rs 77, how many coins of each denomination does he have?Let the number of Rs 5 coin = x Given that, Number of 2 rupees coin is 3 times as number of 5 rupee coins Number of Rs 2 coins = 3x Given, Total amount Bansi has = 77 6x + 5x = 77 11x = 77 x = 77/11 x = 7 Number of Rs 5 coins = x = 7 Number of Rs 2 coins = 3x = 3 × 7 = 21
