Develop speed and accuracy in arithmetic, algebra, geometry, percentages, ratios and other quantitative concepts.
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If sin θ = 3/5 what is cos θ for an acute angle?
Simplify: (a² - b²) divided by (a - b)
The price after 20% discount is Rs 400. What was the original price?
What is 2 raised to the power of 10?
The volume of a cube with side 5 cm is?
The average of 5 consecutive even numbers is 20. What is the largest number?
solve: 9 − 3 × 2 + 4 = ?
A shopkeeper buys an item for Rs 200 and sells it for Rs 250. What is the profit percentage?
A and B together do a job in 12 days. A alone takes 18 days. How long does B take alone?
What is the slope of a line perpendicular to y = 2x + 3?
What is the value of (3² + 4²)?
A sum doubles itself in 8 years at simple interest. What is the rate?
solve: (12 ÷ 3 + 2) × (5 − 2) = ?
If x + 5 = 12 what is the value of x?
If a rectangle has length 8m and width 5m, what is its area?
A pipe fills a tank in 6 hours another empties it in 8 hours. Both open: how long to fill?