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a) It is depriciation so
A = P( 1 - r/100)n
A = 10500(1 - 5 /100)1
A = 10500 *19 /20
A = 9975
Ans: Rs 9975
b)Present Population = 12, 00, 000
Rate of increase is 4%
Population after 1 year = 12,00,000 +12,00,000 * 4 /100 = 12,48,000
Population after 2 years = 12,48,000 + 12,48,000 * 4/100 = 12,48,000 + 49,920 = 12,97,920 (Answer)
A = P( 1 - r/100)n
A = 10500(1 - 5 /100)1
A = 10500 *19 /20
A = 9975
Ans: Rs 9975
b)Present Population = 12, 00, 000
Rate of increase is 4%
Population after 1 year = 12,00,000 +12,00,000 * 4 /100 = 12,48,000
Population after 2 years = 12,48,000 + 12,48,000 * 4/100 = 12,48,000 + 49,920 = 12,97,920 (Answer)
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