Comparing Quant...

A shopkeeper sells some toys at $$\text{Rs. }250$$ each. What percent profit does he make? To find the answer, which of the following information given in Statements I and II is /are necessary?
P : No. of toys sold.
Q : Cost price of each toy.

A plot is sold for Rs.$$18,700$$ with a loss of $$15\%$$. At what price it should be sold to get profit of $$15\%$$?

Sahil purchased a machine at Rs. $$10000$$, then got it repaired at Rs. $$5000$$ and gave its transportation charge Rs. $$1000$$. Then he sold it with $$50\%$$ of profit. At what price he actually sold it?

A man mixes two types of rice (X and Y) and sells the mixture at the rate of $$\text{Rs }17$$ per $$\text{kg}$$. Find his profit percentage.
P : Rate of X is $$\text{Rs }20$$ per kg
Q : Rate of Y is $$\text{Rs }13$$ per kg

Identify the two statements by which the principal sum can be calculated?
P : The sum amounts to Rs. $$690$$ in $$3$$ yrs at Simple Interest.
Q : The sum amounts to Rs. $$750$$ in $$5$$ yrs at Simple interest.
R : The rate of interest is $$5\%$$ per annum.

A man buys an article for Rs. $$27.50$$ and sells it for Rs. $$28.60$$. Find his gain percent

If the selling price is doubled, the profit triples. Find the profit percent

Alfred buys an old scooter for $$Rs.4700$$ and spends $$Rs.800$$ on its repairs. If he sells the scooter for $$Rs.5800$$, his gain percent is

In a ratio $$3:4$$, if the antecedent is $$12$$, then the consequent is

A trader mixes $$26\ kg$$ of rice at $$Rs.\ 20$$ per kg with $$30$$ of rice of other variety at Rs. $$36$$ per kg and sells the mixture at $$Rs.\ 30$$ per kg. His profit percent is