Sanjay borrowed a certain sum from Anil at a certain rate of simple interest for 2 years. He lent this sum to Ram at the same period. At the end of two years, he received Rs. 4200 as compound interest but paid Rs.4000 only as simple interest, find the rate of interest.
How many mL of water must be added to 48 mL of alcohol to make a solution that contains 25% alcohol?
If 7% of the sale price of an article is equivalent to 8% of its cost price and 9% or its sale price exceeds 10% of its cost price by Rs.1, then what is the cost price of the article?
q% of a number P is q% more than r% of the number R. if the difference between P an R is r% of R and if the sum of P and R, is 210 then which of the following statements is always true?
P = 110, R = 100
P = 220, R = 200
P = 3300, R = 3000
All of these
‘A’ wants to sure an annual income of Rs.1500 by investing in15% debentures of face value Rs. 100 each and available for Rs. 104 each. If the brokerage is 1% then the sum of money he should invest is:
A cycle agent buys 30 bicycles, of which 8 are first grade and the rest are second grade , for Rs.3150. Find at what price he must sell the first grade bicycles so that if he sells the second grade bicycles at three quarters of the price, he may make a profit of 40% on his outlay?
On selling a pen at 5% loss and book at 15% gain, karim gains Rs. 7. If he sells the pen at 5% gain, and the book at 10% gain, then he gains Rs. 13. The actual price of the book is:
A dairyman pays Rs.6.4 per litre of milk. He adds water and sells the mixture at Rs. 8 per litre, thereby making 37.5 5 profit. The proportion of water to milk received by the customers is:
1 : 15
1 : 10
1 : 20
1 : 12
My friend collects antique stamps, she purchased two, but found that she needed to raise money urgently. So she sold them for Rs. 8000 each. On one she made 20% profit and on the other she lost 20%. How much did she gain or lose in the entire transaction?
Rs. 667 loss
None of these
A trader wants 10% profit on the selling price of a product whereas his expenses amount to 15% on sales. What should his rate of mark up be on an article of Rs.9?
Of the 1000 inhabitants of a town, 60% are males of whom 20% are literate. If, of all the inhabitants, 25% are literate, then what % of the females of the town are literate?