Question

If the cost of 11 pens is equal to the
selling price of 10 pens then the profit
or loss percentage is .... ​

Answer 1

Answer:

cp of 11 pens = x

cp of 1 pen = x/11

sp of 10 pens = x

sp of 1 pen = x/10

x/10 > x/11

therefore its a gain

gain = x/10 - x/11

= (11x - 10x )/110

= x/110

% = (x/110)/(x/11) x 100

= 10%

Step-by-step explanation:

Hope it helps!

Answer 2

Answer:

10×10=20-10= ??

Step-by-step explanation:

Blahg you are a