The cost of kerosene per liter increased from N60 to N85. What is the percentage rate of increase?
If \(\frac{1+\sqrt{2}}{1-\sqrt{2}}\) is expressed in the form of x+y√2 find the values of x and y
Make Q the subject of formula when \(L=\frac{4}{3}M\sqrt{PQ}\)
If x - 3 is directly proportional to the square of y and x = 5 when y =2, find x when y = 6.
What is the mean of the data t, 2t-1, t-2, 2t -1, 4t and 2t+2?
