TSI #1 950+

• x/25a

A bag contains 6 blue, 4 red, 3 black and 3 white marbles. What is the probability of selecting a marble that is NOT red?

• 1/4

• 3/4

• 3/16

• 3/8

Tags

CCSS.7.SP.C.7B

• (x - 3)(x + 7)

• (x + 3)(x + 7)

• (x - 1)(x - 3)

• (x + 3)(x - 7)

The following inequalities are equivalent except …

• A x < 5

• B x − 1 < 4

• C x − 2 < 3

• D −x − 2 < 3

A certain computer microchip cannot be subjected to temperatures below 5° Fahrenheit. What is this in degrees Celsius?

• −15°C

• −20°C

• −9°C

• −5°C

• 2 + x

• 2x + 1

• 4x + x

Tags

CCSS.HSA.APR.D.6

The shortest side of a triangle is 3 inches shorter than the longest side. The remaining side is 2 inches longer than the shortest side. The perimeter of the triangle is 20 inches. What is the length of each side?

• 3, 8, 9

• 5, 8, 7

• 4, 6, 10

• 6, 5, 9

Tags

CCSS.3.MD.D.8

• (x + 7)(x - 6)

• (x + 3)(x - 14)

• (x + 6)(x - 7)

• (x - 6)(x - 7)

If a = 1/4 b and b = 8a + 3, then -2b = ?

• -6

• 6

• 3

• -3