SOF International Mathematics Olympiad (IMO)
·
IMO Level 1
·
.
Sample
What is 25% of 360?
Explanation
Explanation
25% = 1/4, and 360 ÷ 4 = 90.
PRO TIP
Re-check your working by substituting the answer back into the original question.
Related Questions
If the sum of the roots of a quadratic equation is -2 and the product of the roots is -15, what is the equation (in the form x² - (sum)x + (product) = 0)?
The angle of elevation of the top of a tower from a point on the ground 12 m away from its base is 30°. Find the height of the tower. (Use √3 = 1.73 where needed)