This brain teaser may look really easy at first, but it is trickier than you think! Hidden inside a sea of 02s is the number 20 waiting to be spotted. It sounds like an easy job, but the vast majority of people fail to locate it in under six seconds. I This brain teaser may look really easy at first, but it is trickier than you think! Hidden inside a sea of 02s is the number 20 waiting to be spotted. It sounds like an easy job, but the vast majority of people fail to locate it in under six seconds. I Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle