Are You Logical Enough For These?
Lock Guard Sure Conserve Look at this series: 12, 11, 13, 12, 14, 13 - What number should come next? This is an alternating number of subtraction series. First, 1 is subtracted, then 2 is added. 10 16 13 15 X is a subset of Y and Y is a subset of Z. Which of the following statements must be true?
12 Qs