The night before the exam, sleep. A rested mind recalls what a tired one has only read.

Real Numbers (Class 10) — quick quiz

5 SOF IMO-pattern questions on Real Numbers (Class 10). Instant scoring and solutions, no signup — see where you stand in a few minutes.

Question 1 of 5

Medium

The prime factorisation of a number is 2^3 × 3^2 × 5^2 × 7. How many consecutive zeros will this number have at the end when written in decimal form?