Error intervals and bounds
9th grade (Year 10 in England) · 16 questions · Common Core: HSN.Q.A.3 · England: GCSE Foundation Number, GCSE Higher Number
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Date
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Question 1
A measurement is 9.9 cm, correct to 1 decimal place. What is the lower bound?
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Question 2
A rectangle measures 11 cm by 5 cm, each to the nearest cm. What is the upper bound of its area, in cm²?
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Question 3
A measurement is 12.3 kg, correct to 1 decimal place. What is the lower bound?
Answer
Question 4
A rectangle measures 19 cm by 6 cm, each to the nearest cm. What is the upper bound of its area, in cm²?
Answer
Question 5
A measurement is 18.9 cm, correct to 1 decimal place. What is the lower bound?
Answer
Question 6
A rectangle measures 13 cm by 4 cm, each to the nearest cm. What is the upper bound of its area, in cm²?
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Question 7
A measurement is 17.7 s, correct to 1 decimal place. What is the lower bound?
Answer
Question 8
A rectangle measures 12 cm by 5 cm, each to the nearest cm. What is the upper bound of its area, in cm²?
Answer
Question 9
A measurement is 213 s, correct to the nearest whole number. What is the lower bound?
Answer
Question 10
A rectangle measures 11 cm by 3 cm, each to the nearest cm. What is the upper bound of its area, in cm²?
Answer
Question 11
A measurement is 19.4 s, correct to 1 decimal place. What is the upper bound?
Answer
Question 12
A rectangle measures 20 cm by 3 cm, each to the nearest cm. What is the upper bound of its area, in cm²?
Answer
Question 13
A measurement is 41 kg, correct to the nearest whole number. What is the upper bound?
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Question 14
A rectangle measures 14 cm by 4 cm, each to the nearest cm. What is the upper bound of its area, in cm²?
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Question 15
A measurement is 14.3 cm, correct to 1 decimal place. What is the upper bound?
Answer
Question 16
A rectangle measures 13 cm by 3 cm, each to the nearest cm. What is the upper bound of its area, in cm²?
Answer
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