CAIE IGCSE Mathematics Core C1.10 Limits of Accuracy Questions
Practise finding limits of accuracy for rounded measurements by completing lower-bound and upper-bound inequality statements.
- Syllabus
- 2028–2030
- Course
- Mathematics 0580
- Level
- Core
Exam points
- complete inequalities for rounded lengths, masses, distances and counts
- choose the half-unit adjustment from the stated accuracy,
Covered syllabus points
Question 1
[Maximum number: 2]
The length, L, of a road is 39700 m, correct to the nearest 50 m.
Complete this statement about the value of L.
39675, 39725
B1 for each.
If 0 scored, SC1 for both values correct but reversed.
Question 2
[Maximum number: 2]
Elize, Lily and Marco start a business.
The length, l m, of a roll of ribbon is 120 m, correct to the nearest metre.
Complete this statement about the value of l.
⩽l<
119.5, 120.5
B1 for each or both correct but reversed
Question 3
[Maximum number: 2]
The distance, d km, between town P and town Q is 97 km, correct to the nearest kilometre. Complete the statement about the value of d. ⩽d<
96.5⩽d<97.5
B1 for each in correct position
If 0 scored SC1 for both correct but reversed
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