Comparing Quant...

Suppose for the principal $P$, rate $R\%$ and time $T$ years the simple interest is $S$ and compound interest is $C$. Consider the possibilities :
(i) $C > S$  (ii) $C = S$ (iii) $C < S$

Which of the following options hold?

Jogen's taxable income for $2010-11$ is Rupees $5,00,000$. The tax rates are (i) nil for first $1,50,000$, (ii) $10\%$ for $1,50,001$-$3,00,000$ and (iii) $20\%$ for the remaining. His Tax liability is:

The cost of a vehicle is Rs. $1,75,000$. If its value depreciates at the rate of $20\%$ per annum, then the total depreciation after $3$ years was _________.

A shopkeeper sold an article for $\text{Rs. } 2090.42$ without any loss or profit. Approximately, what will be the profit percent, if he sells that article for  $\text{Rs. }2602.58$?

Kabir buys an article with $25\%$ discount on its marked price. He makes a profit of $10\%$ by selling it at Rs. $660$. The marked price is ___________.

The value of a car depreciates every year at the rate of 10% on its value at the beginning of the year. If the present value of the car is Rs 52,488 its worth four years ago was

A man earns Rs. $20$ on the first day and spends Rs. $15$ on the next day. He again earns Rs. $20$ on the third day and spends Rs. $15$ on the fourth day. If he continues to save in this way, how soon will he have Rs. $60$ in hand?

A shopkeeper mixes two varieties of Tea, one costing Rs. $40$/kg and another Rs. $50$/kg in the ratio $3:2$. if he sells the mixed variety of Tea at Rs. $48$/kg, his gain or loss percent is

A shirt was sold at a profit of 15$\%$. If its cost had been 5$\%$ less and it had been sold for Rs. 21 less, then the profit would have been 10$\%$. Find the cost of the shirt.

Publisher sells books to retailer at marked price which is $20$% above his outlay. If on cash payment, he allows a discount of $10$% go the marked price. The publisher thus gains