Mathematics for IGCSE & O level - Limits Of Accuracy (Section 1 - No. 20)
A measurement of 30 cm is given to the nearest 10cm. Which of the following could be the actual measurement?
20 cm
24 cm
35 cm
36 cm
คำอธิบาย
The measurement to the nearest 10cm must be between 25cm and 35 cm, therefore the correct answer is 34cm.