Question

On selling a computer for 27000 rupees a dealer suffered a loss 10% . At which amount he should sell the computer to gain 10%

Answer 1

SOLUTION :

$\underline{\bf{Given\::}}}}$

• Selling price (S.P.) of computer = Rs.27000
• A dealer loss be 10%
• The computer sell then profit 10%

$\underline{\bf{To\:find\::}}}}$

The amount of computer.

$\underline{\bf{Explanation\::}}}}$

Using formula :

$\boxed{\bf{C.P.=\frac{100}{100-loss\%} \times S.P.}}}}}$

A/q

$\longrightarrow\sf{C.P.=\dfrac{100}{100-10} \times 27000}\\\\\\\longrightarrow\sf{C.P.=\dfrac{100}{\cancel{90}} \times \cancel{27000}}\\\\\\\longrightarrow\sf{C.P.=Rs.100\times 300}\\\\\\\longrightarrow\bf{C.P.=Rs.30000}$

&

Using formula, when gain & selling the computer :

$\boxed{\bf{S.P.=\frac{100+profit\%} {100}\times C.P.}}}}}$

$\longrightarrow\sf{S.P.=\dfrac{100+10}{100} \times 30000}\\\\\\\longrightarrow\sf{S.P.=\dfrac{110}{\cancel{100}} \times 300\cancel{00}}\\\\\\\longrightarrow\sf{S.P.=Rs.110 \times 300}\\\\\\\longrightarrow\bf{S.P.=Rs.33000}$

Thus;

The amount will be Rs,33000 to gain on 10% .

Answer 2

Answer:

vaise bro ek baat batao to kya green bells public school ka hai kya kyuki ye questions Green bells ki book mein hai Page no.173 Qno.5 check kar je bro agar tu green bells kaa hoga to mai tere help karunga