Mathematics Past Questions and Answers

The subtraction below is in base seven. Find the missing number.
5 1 6 2_seven
-2 6 4 4_seven
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2 * 1 5
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If the sum of the roots of the equation (x - p)(2x - 1) - 0 is 1, find the value of x

If x2 + kx + \(\frac{16}{9}\) is a perfect square, find the value of k

If x km/h = y m/s, then y =

The mean of the numbers 2, 5, 2x and 7 is less than or equal to 5. Find the range of the values of x