SOLUTION: Respected sir, [1] A sweet seller declares that he sells sweets at the cost price . However ,he uses a weight of 450 gms instead of 500 gms.His percentage profit is ? plz hel

Question 195050: Respected sir,
[1] A sweet seller declares that he sells sweets at the cost price . However ,he uses a weight of 450 gms instead of 500 gms.His percentage profit is ?
plz help me sir to solve this math problem.
regards.
BINITA
Answer by RAY100(1637) (Show Source): You can put this solution on YOUR website!
Breakeven is 500,,,,base
.
sells at 450 units which is (500-450) =50 shy
.
50 /500 = 1/10=.10 = 10 %,,,,profit
.
checking ,,, (.9 ) *500 =450,,, 10 % profit ,,( 1-.9 = .10=10% )
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