The population of a town was 78787 in the year 1991 and 95833 in the year 2001. Estimate the increase in population by rounding off each population to nearest hundreds. [3 MARKS]

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Solution

Steps: 2 Marks
Answer: 1 Mark

The population of a town in 1991 = 78787

and the population of that town in 2001 = 95833

78787 is rounded off the nearest hundreds

= 78800

95833 is rounded off to nearest hundreds

= 95800

$∴$ Estimated increase in population

= 95800 – 78800 = 17000

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The population of a town was 78787 in the year 1991 and 95833 in the year 2001. Estimate the increase in population by rounding off each population to nearest hundreds. [3 MARKS]

Steps: 2 Marks Answer: 1 Mark The population of a town in 1991 = 78787 and the population of that town in 2001 = 95833 78787 is rounded off the nearest hundreds = 78800 95833 is rounded off to nearest hundreds = 95800 ∴ Estimated increase in population = 95800 – 78800 = 17000

Steps: 2 Marks
Answer: 1 Mark

The population of a town in 1991 = 78787

and the population of that town in 2001 = 95833

78787 is rounded off the nearest hundreds

= 78800

95833 is rounded off to nearest hundreds

= 95800

$∴$ Estimated increase in population

= 95800 – 78800 = 17000