100+ Logical Puzzles for Interview with Answers - 1

Ans: 8.88

The ratio of each number to the previous number forms the series 1, 2, 3, 4; that is 2.22 ÷ 0.74 = 3, and 8.88 ÷ 2.22 =4.

Ans: 1229

The sequence runs x 4 +1 and x 4 - 1 alternately.

Ans: 10

In each circle, add the top 2 numbers and subtract the lower right number to give the lower left number.

Ans: 1

Multiply the outer 4 numbers together and divide by 2 to give the central figure.

Ans: 1

Reading clockwise
89 + 54 = 143
98 + 31 = 129
84 + 87 = 171