Y9 - Unit 1 Review

In between what two integers is the square root of 77?

• 5 and 6
• 6 and 7
• 7 and 8
• 8 and 9

Tags

CCSS.8.NS.A.2

Between which two whole numbers is the

√20 ?

• 5 and 6

• 10 and 2

• 4 and 5

• 3 and 4

Tags

CCSS.8.NS.A.2

Estimate the square root.

• Between 3 and 4 and closer to 3

• Between 2 and 3 and closer to 3

• Between 3 and 4 and closer to 4

• Between 2 and 3 and closer to 2

Tags

CCSS.8.NS.A.2

 $7\ +\ \left(+2\right)$  =

• -5

• -9

• 5

• 9

Tags

CCSS.7.NS.A.1C

 $-6\ +\left(-15\right)\ =$  

• -21

• -9

• 9

• 11

Tags

CCSS.7.NS.A.1C

 $7\ -2\ -\left(-9\right)\ =$  

• -14

• -12

• -4

• 14

Tags

CCSS.7.NS.A.1C

A thermometer which initially reads -7⁰ C, the temperature dropped by 10⁰ C during the night, what will be the new thermometer reading.

• -17⁰ C

• -3⁰ C

• 3⁰ C

• 17⁰ C

Tags

CCSS.7.NS.A.1C

 $-\ 49\ \div7\ =$  

• 9

• 7

• -7

• 9

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

-21, -16, -11, -6, ...

Is this sequence arithmetic, geometric, or neither?

• arithmetic (common difference d = 5)

• geometric (common ratio r = 5)

• neither (no common difference OR common ratio) neither (no common difference OR common ratio)

Tags

CCSS.HSF.BF.A.2

Which of the following is not an arithmetic sequence?

• 1/2, 1, 3/2, 2

• 11, 14, 17, 20

• 2, 4, 8, 16

• 5, 2, -1, -4

Tags

CCSS.HSF.BF.A.2