Instructions

Find the what approximate value which should be come in place of the following questions .(You are not expected to calculate exact value).

Question 141

$$(10008.99)^{2}/(10009.001)\times\sqrt{3589}\times0.4987=?$$

Solution

Expression : $$(10008.99)^{2}/(10009.001)\times\sqrt{3589}\times0.4987=?$$

$$\approx \frac{(10009)^2}{10009} \times \sqrt{3600} \times 0.5$$

= $$1009 \times 60 \times 0.5$$

= $$1009 \times 30 = 30270$$

$$\approx 30,000$$

=> Ans - (A)

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