Develop speed and accuracy in arithmetic, algebra, geometry, percentages, ratios and other quantitative concepts.
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What is the value of (1/2) raised to the power of negative 2?
If variance of a data set is 25 what is the standard deviation?
In how many ways can the letters of MATHS be arranged?
solve: (7 − 2) × (6 ÷ 2) = ?
What is the value of C(5 2)?
Find the average of 15, 25, 35, 45.
If log base 2 of x equals 5 what is x?
solve: (15 − 5) ÷ 2 × 3 = ?
The sum of an infinite geometric series with first term 1 and ratio 1/2 is?
Find the roots of x² - 5x + 6 = 0
What percentage is 18 out of 90?
Find the average of 50, 60, 70.
Evaluate the integral of x dx from 0 to 4
The slope of a line through points (2 3) and (4 7) is?
What is the value of i² where i is the imaginary unit?
solve: (6 + 2)² ÷ 8 = ?
What is the value of log(ab) in terms of log a and log b?
solve: (8 + 2) × 2 − 6 = ?