Answer:
Number of years between 1950 and 2100 =
150 = 50 + 50 + 50 years.
So, total population in 2100 is 375,000,000.
7c4/7p4 evaluate the expression. 7c4 is for combination ; 7p4 is for permutation
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Answer:
Number of years between 1950 and 2100 =
150 = 50 + 50 + 50 years.
So, total population in 2100 is 375,000,000.