Question 1 of 10 · 0 correct so far
Difficulty: Medium
Short answer
Which of these numbers are irrational? −7, √8, 0.25, 5/3, √36, 0.121221222…
Fractions like 1 1/2, 9/6 and 3/2 are all accepted where they're equal.
Hints unlock after your first attempt — pick or type an answer to start the ladder.