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The price of 7 bananas is equal to the cost of 3 kiwis. The price of 2 kiwis is equal to the cost of 1 banana and 5 chikoos. lf Rambo has just enough money to buy 30 chikoos - Mathematics

MCQ

The price of 7 bananas is equal to the cost of 3 kiwis. The price of 2 kiwis is equal to the cost of 1 banana and 5 chikoos. lf Rambo has just enough money to buy 30 chikoos, then how many bananas Rambo could buy with the same amount?

Options

  • 22

  • 20

  • 25

  • 11

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Solution

22

Explanation:

7b = 3K

2K = B + 5C

Putting K =`7/3`B in (2K = B+5C)

`2(7/3 "B")="B"+5"C"`

`(14"B")/3-"B"=5"C"`

`(11 "B")/3=5"C"`

22B = 30 C in ₹30 he can buy 22 Banana

Concept: Simplification
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