Develop speed and accuracy in arithmetic, algebra, geometry, percentages, ratios and other quantitative concepts.
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What is the nth term of arithmetic sequence 3 7 11 15?
Find the average of 50, 60, 70.
Two dice are rolled. What is the probability of getting a sum of 7?
A sum of Rs. 720 is divided between A and B in the ratio 2:7. Find A's share.
If the simple interest on Rs 1000 for 2 years is Rs 100 what is the rate?
If 40 is what percent of 200?
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?
The average of 8 numbers is 15. A new number 24 is added. Find the new average.
What is 30% of 40% of 500?
solve: (6 + 2)² ÷ 8 = ?
In a right triangle if one angle is 30° what is the other acute angle?
What is the value of log(ab) in terms of log a and log b?
What is 40% of three-quarters of 200?
solve: (8 + 2) × 2 − 6 = ?