Math Review 5

The √98 falls between what two numbers on a number line?

• 10 and 11

• 9 and 10

• 11 and 12

• 90 and 100

Which number is rational below?

• √64

• √7

• 6π

• √20

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

• 8 and 9

• 7 and 8

• 6 and 7

• 5 and 6

Which of the following is irrational?

• π

• 0.2

• -4/5

• 0.44444444

Irrational numbers...

• never end and never repeat

• can sometimes be perfect squares

• must be negative

• reduces to π

√4

• irrational

• rational

√7

• real

• fake

• irrational

• rational

The √40 is between which two integers?

• 6 & 7

• 5 & 6

• 7 & 8

• 4 & 5

What is the approximate value of √12?

• 3.5

• 2

• 4.5

• 6

What two integers would √26 fall between?

• 3 and 4

• 5 and 7

• 6 and 7

• 5 and 6