Question
Select the combination of letters that when sequentially
placed in the gaps of the given letter series will complete the series. abc_dab_ _d_b_cdab_c_Solution
Total 20 letters are in the series if we divide the series in 4 equal group and then we put the combination of letters of option B in the gap then we get the complete series. abccd  abccd  abccd  abccd
Solve for x in the equation: 3(x + 2) + 2(2x - 5) = 5x + 9

If x = 19, then the value of x5 - 20x4 + 20x3 - 20x2 + 20x - 1 is
Given a triangle with two sides measuring 12 cm and 16 cm, which of the following cannot be a possible length for the third side?
The mean age of 30 students was calculated as 15 years. However, it was later discovered that one student's age was mistakenly entered as 15 years inste...
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105, 111, 123, 141, ?, 195
Let {x + (1/x)} = 4, then Determine the value of {x² + (1/x²)}