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My friend and I went to buy earrings. The shopkeeper said each pair of earrings cost Rs. 12, but offered 12 pairs for Rs. 100. Roughly how much discount am I getting if I buy 12 pairs? a)10% b)12% c)30% d)45%

Respuesta :

samuelonum1

Answer:

c)30%

Step-by-step explanation:

Step one:

given data

The shopkeeper said each pair of earrings cost Rs. 12

if he offered 12 pairs for Rs. 100.

let us find the cost per pair

= 100/12

=Rs. 8.3 per pair

Required

The percent discount

Step two:

%percent discount= 12-8.3/12*100

%percent discount= 3.66/12*100

%percent discount= 0.305*100

%percent discount= 30.5%

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