Others Maths Puzzle

Let G be an odd positive integer greater than 99 and T = G² - G. Then T² - 2T is certainly divisible by

A. 9
B. 24
C. 105
D. 1024

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Others Other Question

On planet LOGIKA, there are only 100 inhabitants out of which 30 are adults and 40 are not adults. 20 inhabitants died because of failure/crash of an earthly spacecraft on the planet. How many inhabitants are still there on the planet LOGIKA? (Whole incidence is narrated on planet LOGIKA only)

A. 80
B. 60
C. 50
D. 30 Consider a sequence of 9 consecutive integers. The average of first 7 integers is N. The average of last 7 integers is

A. N
B. N + 2
C. 3N/2
D. N + (7/9)