Unit 1: Number and Algebra
Topic 1.6: Laws of Exponents and Logarithms Questions
Practice 20 exam-style questions for IB Math AI SL Topic 1.6. Review the question stems below, then unlock the full Question Bank to access markschemes, model answers, and AI grading.
1State1 mark
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Which interval matches 8 cm correct to nearest cm?
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Measured 18, actual 20. Find the percentage error.
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A value is 4.7 correct to 1 decimal place. What is the lower bound?
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A distance is 15 km correct to nearest km. What is the greatest possible true distance?
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Find the bounds of 3.42 correct to 2 decimal places.
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Round 0.00581 to 2 significant figures.
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Round 5384 to 2 significant figures.
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Which estimate is better: 6% error or 11% error? Explain briefly.
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Measured 95, actual 100. Find the percentage error.
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A length is 9.6 cm correct to 1 decimal place. Write the bounds.
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Round 0.09137 to 2 significant figures.
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A calculator gives 12.4987. Write it to 3 significant figures.
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Which percentage error is more accurate?
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A value is 230 correct to 2 significant figures. What is the upper bound?
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A relative error is 0.08. What is the percentage error?
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Measured 9.8, actual 10.0. What is the absolute error?
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Which value belongs in the denominator of percentage error?
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