1.

A MAN BUY rs 800 for fan and his less 5%on fan .what his c.p.

Answer»

SP = ₹800

let CP be x

Discount = 5%

So, we get an equation

x - 5% of x = 800

x - 5/100 × x = 800

x - x/20 = 800

19x/20 = 800

x = (800×20)/19

x = 842.10

So CP is 842.10


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