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MATHEMATICS

JAMB 2001 - Question 3

Mathematics 2001 JAMB Past Questions - Question 3: Evaluate 21.05347-1.6324*0.43 ,to 3 decimal places

Evaluate 21.05347-1.6324*0.43 ,to 3 decimal places

A: 20.351

B: 20.352

C: 20.980

D: 20.981

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Correct Answer

Explanation

To evaluate the expression 21.05347 - 1.6324 * 0.43, we perform the multiplication first and then subtract the result from 21.05347. Let's calculate it:1.6324 * 0.43 = 0.702312Now, subtracting this result from 21.05347:21.05347 - 0.702312 = 20.351158Rounding this result to 3 decimal places, we get:20.351Therefore, the evaluated expression is 20.351 (rounded to 3 decimal places).