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Upper and lower bounds

Authored by chernovik chernovik

Mathematics

8th Grade

Used 8+ times

Upper and lower bounds
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10 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The weight of a potatoes is 25 kg correct to the nearest kG /write down the smallest possible weight of the of bag /and also in largest


smallest25.5/largest26.5


smallest23.6/largest29.5

smallest24.5/largest25.5kg


smallest24.5/largest26.5

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

find the upper and lower bounds in each case 305 (nearest 5)


300≤305<310


302.5≤305<307.5

303.5≤305<306.5

301.5≤305<309.5

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Find the upper and lower bounds in each case 700(nearst100)


650≤700<750


600≤700<800


625≤700<825


660≤700<760

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the upper bound and lower bound of 390 grams, measured to the nearest 10 grams?


395 and 385


390.5 and 389.5


400 and 300


400 and 350

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A bag of flour has a mass of 1500 g (to the nearest 10 g). Find the maximum mass of 10 bags of flour.


15050 g


15000.5 g


15000 g


15005 kg

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A cuboid measures 2 x 11 x 9 m measured to the nearest metre.

What is the least possible volume of the cuboid?


198.5

133.875

155.25

189.125

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Work out the upper bound and lower bound for 32 cm, measured to the nearest cm


32.5 and 31.5


31.5 and 32.5

35 and 30


33 and 31

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