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?
A population grew by 20% then decreased by 10%. If the original was 1000, what is the final population?
A sum of Rs. 1000 is divided between A and B in the ratio 2:3. Find the smaller share.
What is the area of a triangle with base 10 cm and height 6 cm?
solve: (7 − 2) × (6 ÷ 2) = ?
If 3x - 7 = 2x + 5 what is x?
A price dropped from 250 to 200. What is the percentage decrease?
What is the HCF of 12 and 18?
solve: (15 − 5) ÷ 2 × 3 = ?
What is the perimeter of a square with side 9 cm?
Find the roots of x² - 5x + 6 = 0
solve: [(6 + 4) × 2] − 3² = ?
What is the value of π (pi) up to two decimal places?
What is the square root of 144?
The product of two numbers is 48 and their HCF is 4. What is their LCM?
What percentage is 18 out of 90?