. Find out the missing number :
1. 72
2. 84
3. 68
4. 66
Best Answer
Ans: 2
Sol: 7 × 2 + 4 = 18
18 × 2 + 4 = 40
40 × 2 + 4 = 84
Related questions
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1. 72
2. 84
3. 68
4. 66
Ans: 2
Sol: 7 × 2 + 4 = 18
18 × 2 + 4 = 40
40 × 2 + 4 = 84