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4381.A bag contains 4 white, 5 red and 6 blue balls. Three balls drawing at random from the them are red is _____?
4382.The cost of a bag is three times the cost of a geometry box. The cost of 2 bags and 3 geometry boxes is Rs.3,960. Find the cost of a geometry box?
4383.Find the quotient when (2x³ - 5x²y + 5xy² - 3y³) is divided by (2x - 3y)?
4384.If μ + v = 8 and μv = 15, find μ - v?
4385.The sum of the squares of two numbers is 100. One number is 2 more than the other. Find the larger number?
4386.If α, β are the roots of x² - 5x + k = 0, find k such that 3α + 2β = 16?
4387.Find the value of a³ - b³, when a - b = 7 and ab = 6?
4388.Anwar sells a bicycle for Rs.49755 and earns a profit of 7%. Find the cost price of the bicycle?
4389.What is the multiplicative inverse of -1/9?
4390.A shirt, with a marked price of Rs.450, was sold for Rs.369. Find the discount percentage?