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· started a discussion

· 1 Months ago

For shortcut method, replace 7 unit - 8 mangoes by 7 unit - 28 mangoes

Question:

An increase of 40% in the price of mangoes enables a person to purchase 8 mangoes less for Rs.84. The price of 30 mangoes before increase was –

Options:
A)

90

B)

100

C)

80

D)

95

Solution:

Ans: (a)

Shortcut Method:

  

due to 40% increase in price

    2 unit less were purchased

According to the question,

   2 unit – 8 Mangoes

7 unit – 8 mangoes

\(\Rightarrow\) 28 Mangoes – Rs. 84

      1 Mango     – Rs. 3

\(\therefore\) 30 Mango = Rs. 90

Knowledge Expert

· commented

· 1 Months ago

Dear student
Given answer is correct, please solve it again.

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