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I.√(3x-17)+ x=15 √(3x-17)=15-x On squaring both sides 3x-17=(15-x)² 3x-17=225+x²-30x x^2+225-33x+17=0 x²-33x+242=0 x²-22x-11x+242=0 x(x-22)- 11(x-22)= 0 x=11,22 II. y+ 135/y=24 y²+135/y=24 y²+135=24y y²-24y+135=0 y²-15y-9y+135=0 y=15,9 Hence, relationship cannot be established between x and y.
What is the single discount rate that is equivalent to applying three successive discounts of 10%, 15%, and 20%, respectively?
A seller marks up the price of an article by 35% and then gives a discount of 20%. What is the profit if the marked price of the article is ₹810?
Find the CP, when SP = Rs. 696, Loss = 13%.
By selling 72 items, a man gets a profit equal to the selling price of 9 items. Find the profit percentage.
A bought an article at 30% less of the marked price and sold it at 12% more than the marked price. Find the profit earned by him.
The selling price of an item rises by Rs. 50 when the profit percentage is increased from 20% to 30%. What is the cost price of the item?
