Develop speed and accuracy in arithmetic, algebra, geometry, percentages, ratios and other quantitative concepts.
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If P(A)=0.4 and P(B)=0.3 and events are mutually exclusive what is P(A or B)?
What is the derivative of x³ with respect to x?
If f(x) = x² - 4 what are the zeros of f(x)?
The average of 6 numbers is 18. A new number 32 is added. Find the new average.
A sum of Rs. 1620 is divided between A and B in the ratio 4:5. Find the difference between their shares.
What is the equation of a circle centered at origin with radius r?
If sin θ = 3/5 what is cos θ for an acute angle?
solve: (4 + 4) × (3 − 1) = ?
Simplify: (a² - b²) divided by (a - b)
How many ways can 4 people be arranged in a line?
solve: 9 − 3 × 2 + 4 = ?
What is the value of log base 10 of 1000?
If f(x) = 2x² + 3x - 5 what is f(2)?
solve: 7 + (6 − 2) × 3 = ?
What is the slope of a line perpendicular to y = 2x + 3?
Rationalize the denominator: 1 divided by √2
What is the geometric mean of 4 and 16?