Which of the following statement is not true?
Correlation co-efficient is the geometric mean between the regression coefficients.
An item smartphone is marked 25% above its cost price and sold for Rs. 1,500 after allowing two successive discounts of 20% and 25%, respectively. Find ...
Find the cost of manufacturing each article if a manufacturer estimates that on inspection 14% of the articles he produces will be rejected. He a...
The ratio between the cost price of article A and B is 9:8 respectively. Each of the articles was marked 40% above its cost price. If the MRP of article...
A dishonest shopkeeper pretends to sell his goods at cost price but uses false weights and gains 25%. For a weight of 1 kg he uses:
A shopkeeper purchased an article for Rs. ‘a’ and marked it 150% above its cost price and sold it after giving two successive discounts of 250 and 2...
A trader sells two chains for Rs. 4100 each, neither losing nor gaining in all. If he sold one of the chains at a gain of 25%, the other was sold at a ...
A and B started a business by investing sum in the ratio 3:5 respectively for 10 and 12 months respectively. If annual profit earned by B is Rs.1600, th...
A shopkeeper first allows a discount of 25% on a certain variety of cloth and then further gives a discount of 20% to the person holding a shareholder&r...
After applying a discount of Rs. 120 on an item, it was sold at a loss of 20%. If the ratio of the item's marked price to its selling price is 3:2, by w...
A man finds that the cost price of 4950 articles is same as the selling price of 4500 articles. Find his profit/loss%?
