A man sold two cows at $Rs. \,1995$ each. On one he lost $10 \%$ and on the other he gained $10 \% .$ What his gain or loss percent?
$4$
$2$
$0.5$
$1$
Two third of consignment was sold at a profit of $5 \%$ and the remainder at a loss of $2 \%$. If the total profit was $Rs.\, 400$ , the value of the consignment was in $Rs.$?
A man sold two watches for $Rs.\,3750$ each. On one he gained $5 \%,$ and on the other, he lost $5 \% .$ What was his total gain or loss percentage$?$
The marked price of a watch was $Rs.\, 720 .$ A man bought the same for $Rs.\, 550.80$ after getting two successive discounts, the first being $10 \% .$ What was the second discount rate? (in $\%$)
Three successive discounts of $10 \%, 12 \%$ and $15 \%$ will amount to a single discount of in $\%$?
In these questions, two equations mabered $I$ and $II$ are given. You have to solve both the equations and mark the appropriate option.
$I$. $x^{2}=16$
$II$.$2 y^{2}-17 y+36=0$