Comparing Quant...

A dishonest dealer uses a scale of $$90$$ cm instead of a meter scale and claims to sell at cost price. His profit is

The shopkeeper gives a discount of $$12\%$$ on the pair of shoes marked for Rs. $$1425$$, then S.P is:

By selling $$100$$ pencils a shopkeeper gains the S.P. of $$20$$ pencils. His gain percent is 

On what sum of money lent out at 9% per annum for 6 years does the simple interest amounts to Rs. 810?

$$A$$ started  a business with $$Rs. 21, 000$$ and is joined afterwards by $$B$$ with $$Rs. 36, 000$$. After how many months did B join if the profit at the end of the year are divided equally ?

A tradesman sold an article at a loss of $$20\%$$. Had he sold it for $$Rs. 100$$ more, he should have gained $$5\%$$. The cost price of the article was

By selling a pen for $$\text{Rs. } 15$$, a man loses one-sixteenth of what it costs him. Find the cost price of one pen.

A shopkeeper sold sarees at $$\text{Rs. }266$$ each after giving a $$5 \%$$ discount on labeled price. Had he not given the discount, he would have earned a profit of $$12 \%$$ on the cost price. what was the cost price of each saree?

Madhav lent out Rs. 7953 for 2 years and Rs. 1800 for 3 years at the same rate of simple interest. If he got Rs. 2343. 66 as total, then find the percent rate of interest.

$$A$$ began a business with Rs. $$85{,}000$$. He was joined afterwards by $$B$$ with Rs. $$42{,}500$$. For how much period does $$B$$ join, if the profits at the end of the year are divided in the ratio of $$3 : 1$$?