Garland 9th Grad Algebra Review 1/8/23

Which of the following equations match the given graph?

• y  < 2/5x + 1
• y ≥ -2/5x + 1
• y ≤  2/5x + 1
• y ≥ -2/5x - 1

Write the linear inequality in standard form for this situation: In order to raise money to attend upcoming competitions, the Math Pentathalon team is selling apple cider and hot chocolate. They hope to make at least $240 by selling hot chocolate for $1 a glass and hot apple cider for $2 a glass.

• x + 2y < 240
• x + 2y > 240
• x + 2y ≤ 240
• x + 2y ≥ 240

Write the linear inequality in standard form for this situation: Ms. Savva is ordering pizzas and breadsticks for a school party and has a budget of no more than $81. An order of breadsticks costs $7 and a pizza costs $13. 

• 7x + 13y < 81
• 7x + 13y ≥ 81
• 7x + 13y ≤ 81
• 7x + 13y > 81

Choose the correct inequality for this graph.

• 
• 
• 
• 

• y ≤ 2x - 4
• y ≥ 2x - 4
• y < 2x - 4
• y > 2x - 4

Inverse proportion between two values is shown when one __________ as the other ____________.

• Increases, decreases

• Decreases, decreases

• Increases, increases

Direct proportion between two values is shown when one _________________ as the other _________________.

• Increases/decreases, increases/decreases

• Increases, increases

• Decreases, decreases

How is 100,000 as a power of 10?

• 10^5.

• 3.1416.

• Multiply the number by itself.

Make a the subject

P=2(a+b)

• A=p-b/2

• A=p-2/b

• A=p+2b/2