F2 01.3 Relative Errors and Percentage Errors

F2 01.3 Relative Errors and Percentage Errors

8th Grade

10 Qs

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F2 01.3 Relative Errors and Percentage Errors

F2 01.3 Relative Errors and Percentage Errors

Assessment

Quiz

Mathematics

8th Grade

Practice Problem

Hard

CCSS
6.RP.A.3C, 6.RP.A.3D, 5.NF.B.6

Standards-aligned

Created by

Chui See Chan

Used 12+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

David estimates the number of balls in a box as 60. If the actual number of balls is 75, find the relative error of David’s estimation.

1.25

0.8

0.25

0.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The measured length of a ribbon is 68 cm, correct to the nearest cm. Find the relative error.

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The weight of a notebook computer is (3.0 ± 0.15) kg. Find the relative error of this measurement.

0.2

0.1

0.05

0.025

Tags

CCSS.6.RP.A.3C

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Ken uses a ruler with scale interval of 0.5 cm to measure the length of each side of a square. If the length of each side is measured as 12.5 cm, find the relative error in calculating the perimeter of the square.

0.02

0.04

0.08

None of the above.

Tags

CCSS.6.RP.A.3D

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A cup of water measures 800 mL (corr. to the nearest 5 mL). Find the percentage error of the measurement.

0.3125%

0.625%

3.125%

6.25%

Tags

CCSS.6.RP.A.3C

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The weight of an object is 4.0 g, correct to 2 significant figures. Find the percentage error.

0.0125%

0.05%

1.25%

5%

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

1.5 years

2.5 years

5 years

Tags

CCSS.6.RP.A.3C

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