Course II 2nd Nine Weeks CSA Review

How would you write 564,000,000 in scientific notation?

• 5.64 x 10^-7
• 5.64 x 10⁶
• 5.64 x 10⁸
• 56.4 x 10⁷

Scientific Notation is made up of two number parts. The second part is a power of base 10.

• True
• False

Fill in the blank with the correct sign >, < , or =
-3.4  ________ -2.5

• >
• <
• =

Which set of numbers are ordered greatest to least?

• ^{3/4, 2/3, 1/2, 1/4}

• ^{1/2, 2/3, 1/4, 3/4}

• ^{1/4, 1/2, 2/3, 3/4}

A climber starts descending from 533 feet above sea level and keeps going until she reaches 10 feet below sea level. How many feet did she descend?

• 523 feet

• 543 feet

• 0 feet

• 500 feet

Jasaun has 60 video games in his collection. He shares 1/3 of his games equally between 2 of his friends. How many video games did each friend receive?

• 30

• 20

• 10

• 120

Marcel bought two candy bars for 79¢ each, three sodas for $1.29 each, and one bag of chips for $2.39. If he pays with a $20 bill, how much change does he receive?

• $7.84

• $12.16

• $15.53

• $4.47

Is the table proportional?

• Yes
• No

Find the unit price for each offer to determine which is the better buy –
Store A: 6 x-box games for $25
Store B: 8 x-box games for $33

• Store A
• Store B

Mrs Estrada has 176 slices of bread in 8 loaves. If there are the same number of slices in each loaf, how many slices of bread are in 4 loaves?

• 110

• 88

• 173

• 100