Approximations questions | form one Basic Mathematics

Find Approximations examination questions, form one Basic Mathematics in acaproso.com

#	Question
1	Evaluate $left ( frac{2569 imes 0.0064}{0.000035} ight )$ expressing your answer in standard form correct to four significant figures. Mathematical Calculation
2	Evaluate $left ( frac{0.008 imes 10^6}{6 imes 10^{-4}} ight )$ expressing your answer in standard form correct to three significant figures Mathematical Calculation
3	The population of Tanzanian citizens is at present 35,986,373. Round off this number of people to the nearest ten thousand. Mathematical Calculation
4	Given the number 0.00803, write the number of significant figures. Mathematical Calculation
5	Approximate 13.95 and 9.72 to the nearest tens, hence evaluate 13.95×9.72 by using the approximated numbers. Mathematical Calculation
6	Estimate 521 to the nearest hundreds and 29 to the nearest tens. Hence find the product of the estimations. Mathematical Calculation
7	Round off: (i) 9.67 to ones, (ii) 0.205 to one decimal place (iii) 0.0197 to two decimal places. Hence, estimate the value of $frac{9.67×0.205}{0.0197}$ Mathematical Calculation

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