Unit 1 Retest

Which fraction equals a repeating decimal?

• 3/10

• 1/3

• 6/12

• 3/4

A small square garden has an area of 25 square yards. How long is each side of the garden?

• 2 yards

• 2.5 yards

• 5 yards

• 5.2 yards

Which of these rational numbers is not equal to an integer?

• -81/9

• 9/81

• √9

• √81

Which statement is true?

• No whole numbers are integers.

• No integers are whole numbers.

• No rational numbers are real.

• No integers are irrational.

Which number is between π and √14?

• 1.5

• 2.5

• 3.5

• 4.5

One type of insect is 0.0052 meter long. What is this length in scientific notation?

• 5.2 × 10^-3 meter

• 5.2 × 10^-2 meter

• 52 × 10^3 meters

• 52 × 10^4 meters

Write 12 1/4 as a decimal.

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Express the fraction 7/9 in decimal form.

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Compare the decimal forms of 2/5 and 4/9. How are they alike and different?

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Estimate √150 to the nearest tenth.

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