Algebra I: Fall 2024 Semester Test

Which numerical expression represents sixteen less than the quotient of twenty-one and 13.8?

• 16 – 21(13.8)

• 16 – 21 ÷ 13.8

• 21(13.8) – 16

• 21 ÷ 13.8 – 16

What is the first step used to evaluate the expression 9 – 5(7² + 2) ÷ 3

• Simplify the power
• Add

• Subtract

• Multiply

Which algebraic expression represents this verbal expression? 2.9 decreased by the quotient of 17 and a number

• 17 ÷ n – 2.9
• 2.9 – 17n
• 2.9 – 17 ÷ n

• 22

• 9

• 16

• -9

Which expression shows the total cost for p bags of peaches and a bags of apples is __________.

• 6.47a + 5.64p

• 3.89p + 5.64a

• 6.47p + 5.64a

• 6.47p + 7.19a

The actual cost of buying 6 bags of peaches and 4 bags of apples is $ (a)   .

• 2x^2 - 4x - 18

• 2x^2 + 12x - 18

• 6x^2 - 4x - 18

• 6x^2 - 12x - 18

Which equation represents this sentence? The sum of four times a number x and a number y is equal to 20.

• 4xy = 20

• 4x + y = 20

• 4(x + y) = 20

• 4 + x + y = 20

You can approximate the distance to a lightning strike by counting the seconds between the flash of lightning and the sound of thunder. This table shows the relationship between time and distance. The equation t = 5d shows the relationship between the time, t, in seconds and the distance, d, in miles. Solve the equation for d.

• d = 5t

• d = 1/5 t

• d = t - 5

• d = t + 5