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The sum of a number and its positive square root is 849. Find the number.

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Important Questions on Linear and Quadratic Equations

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The denominator of a fraction is greater than its numerator by 11. If 8 is added to both its numerator .and denominator, then it becomes 34. The fraction is
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A sum was divided among P, Q and R. R got double than P who got double than Q. If the difference betwe~n the shares of Q and R is  3675.00, then the sum in rupees is
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When 16x4+12x3-10x2+8x+20 is divided by 4 x-3, the quotient and the remainder are, respectively:
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The price of 2 trousers and 4 shirts is  1600 with the same amount one can buy 1 trouser and 6 shirts. If one wants to buy 12 shirts he has to pay
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The value of k or which kx + 3 y - k + 3 = 0 and 12x + ky = k, have infinite solutions, is
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A farmer has some hens and some goats. If the total number of animal heads is 80 and the total number of animal feet is 200, what is the total number of goats?
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A man went to the Reserve Bank of India with ₹ 2000. He asked the cashier to give him ₹ 10 and ₹ 20 notes only in return. The man got 150 notes in all. How many notes of ₹ 10 did he receive?
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A person spends 13 part of his income on food, 14 part on house rent and remaining ? 630 on other items. The house rent is