Mathematics MCQs
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1511.If y ∝ x² and y = 50 when x = 5 find y when x = 2?
1512.Solve: 5x + 2 = 3x + 10?
1513.If roots of x² - 8x + 15 = 0 are increase by 2, new equation is?
1514.If x² - px + 56 has factors differing by 1, then p equals?
1515.If (a + bi)(a - bi) = 53 and a + b = 8 then a² + b² equals?
1516.If a:b = 8:9 and b:c = 3:4, then a:c equals?
1517.Mean of 6, 8, 10, 12 is?
1518.A line touching a circle at one point is called?
1519.sinθ/cosθ equals?
1520.If sinθ = 8/17, then cosθ equals?