STAAR Review Week 1

Which of the following describe ^–77?

Select all that apply.

• irrational number

• rational number

• natural number

• whole number

• integer

• irrational number

• rational number

• natural number

• whole number

• integer

The half-life of Uranium is 2.5 x 10⁵ years. What is this in standard form?

• 2500000

• 250

• 25000

• 250000

Convert 0.0000037 to Scientific Notation.

• .37 x 10^-7

• 3.7 x 10^-6

• 37 x 10^-5

• 370 x 10^-4

Mercury’s average distance from the sun is 57,190,000 km. What is the distance in scientific notation?

• 5719 x 10⁴

• 571.9 x 10⁵

• 57.19 x 10⁶

• 5.719 x 10⁷

• 1&2

• 2&3

• 3&4

• 4&5

Point B could represent which of the following numbers?

• √24

• √30

• √35

• √42

Order the following from greatest to least:

0.35, ⅜, 42%, ⅘, 0.2

• ⅘, 42%, ⅜, 0.35, 0.2

• ⅜, 42%, ⅘, 0.2, 0.35

• ⅘, 0.35, ⅜, 42%, 0.2

• 0.2, 0.35, ⅜, 42% ⅘,

• A, B, C

• B, C, A

• C, A, B

• A, C, B

List in order from least to greatest.
5/4, 56%, 1.07, 4/5

• ^{5/4, 56%, 1.07, 4/5}

• ^{1.07, 4/5, 5/4, 56%}

• ^{56%, 1.07, 4/5, 5/4}

• ^{56%, 4/5, 1.07, 5/4}