Home Practice Question 3260
Medium
 SOF International Mathematics Olympiad (IMO) · IMO Level 1 · 2021 . Sample

Using π = 22/7, what is the circumference of a circle of radius 7 cm?

Related Questions

Which of the following fractions is the greatest: 5/6, 7/9, 3/4, 11/12?

SOF International Mathematics Olympiad (IMO) .
Easy
· Mathematics · 2026
See Explanation

A train 150 m long passes a telegraph pole in 15 seconds. Find the speed of the train in km/h.

SOF International Mathematics Olympiad (IMO) .
Medium
· Mathematics · 2026
See Explanation

The average of 5 numbers is 18. If one of the numbers, 12, is removed, what is the average of the remaining numbers?

SOF International Mathematics Olympiad (IMO) .
Medium
· Mathematics · 2026
See Explanation

Evaluate: (0.3 × 0.4) ÷ 0.02

SOF International Mathematics Olympiad (IMO) .
Medium
· Mathematics · 2026
See Explanation

If a : b = 2 : 3 and b : c = 4 : 5, then a : c is equal to:

SOF International Mathematics Olympiad (IMO) .
Hard
· Mathematics · 2026
See Explanation