#156 - Warm Up - Accel - 5/19

8) Which relationship describes 20:9 ?

• The ratio of boys to girls if Mrs. Jones has 9 girls and 11 boys in her class.

• The ratio of total students to girls if Mrs. Jones has 9 girls and 11 boys.

• The ratio of girls to total students if Mrs. Jones has 9 girls and 11 boys.

• The ratio of girls to boys if Mrs. Jones has 9 girls and 11 boys in her class.

Answer explanation

To simplify the expression, distribute 4 to both terms inside the parentheses: 4(2x) + 4(3) - 2x. This results in 8x + 12 - 2x. Combining like terms gives 6x + 12.

A shelter counts the number cats and dogs. If they have 9 cats and 24 dogs, then which ratio table shows equivalent ratios?

• A

• B

• C

• D

If ( x = 7 ) and ( y = 3 ), find the value of ( 4x + 2y ).

What is the first step to solve this equation:
11 - 3x = 44

• Add 3 to both sides
• Subtract 11 from both sides
• Add 11 to both sides
• Divide 3 on both sides.

For the inequality -2x < 14, which is a solution?

• -6

• -7

• -8

• -9

The height of the students in Mrs. Abel's class were recorded. Which line plot represents the same data shown in the histogram?

• 
• 
• 
• 

At what rate did the rain fall? (What is the slope?)

• 2 cm per hour
• ¹/₄ cm per hour
• ¹/₂ cm per hour
• 4 cm per hour

The ratio of cups of sugar to cups of flour needed to bake cookies is 1:5. If Myesha uses 25 cups of flour, how much sugar is needed?

• 125 cups
• 5 cups
• 15 cups
• 10 cups