upper and lower bounds

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

Tags

CCSS.6.NS.C.7

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

• 15050 kg

Tags

CCSS.6.RP.A.3D

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

Tags

CCSS.7.EE.B.3

The number 79 has been rounded to the nearest unit. Find its lower and upper bounds

• 78.5  ≤ 79  <79.5

• 78 ≤ 79 <80

• 78.4 ≤ 79 <79.4

Tags

CCSS.7.EE.B.3

The number 10 has been rounded to the nearest whole number. Find its lower and upper bounds

• 9 ≤ 10 < 10

• 9.5  ≤ 10  < 10.5

• 9 ≤ 10 < 11

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

The number 16 has been rounded to the nearest integer. Find its lower and upper bounds

• 15 ≤ 16 < 17

• 15 ≤ 16 < 16

• 15.5  ≤ 16  < 16.5

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

The number 1000 has been rounded to the nearest 100. Find its lower and upper bounds

• 950  ≤ 1000  < 1050

• 950 ≤ 1000 < 1050.1

• 950 ≤ 1000 < 1051

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

The number 9000 has been rounded to the nearest 1000. Find its lower and upper bounds.

• 8500 ≤ 9001 < 9500

• 8500  ≤ 9000  < 9500

• 8500.5 ≤ 9001 < 9500.5

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

The number 1000 has been rounded to the nearest 100. Find its lower and upper bounds

• 950 ≤ 1001 < 1051

• 950 ≤ 1001 < 1050

• 950  ≤ 1000  < 1050

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

The number 51.2 has been rounded to the nearest 1 decimal place. Find its lower and upper bound

• 51.1 ≤ 51.2 < 51.2

• 51.15  ≤ 51.2  < 51.25

• 51 ≤ 51 < 51

Tags

CCSS.7.NS.A.1C