ACT Math Prep - #21-40

• Acute triangle

• Equilateral triangle

• Isosceles triangle

• Right triangle

• Scalene triangle

Tags

CCSS.4.G.A.2

What is the slope of the line, in the standard (x,y) coordinate plane, that is parallel to x + 5y = 9 ?

• -5

• -1/5

• 1/5

• 9/5

• 9

Tags

CCSS.8.EE.B.5

• -1.9

• -0.9

• 0.0

• 0.9

• 1.9

Tags

CCSS.HSF-BF.B.4A

The set of all positive integers that are divisible by both 15 and 35 is infinite. What is the least positive integer in this set?

• 5

• 50

• 105

• 210

• 525

Tags

CCSS.6.NS.B.4

• 32 degrees

• 42 degrees

• 58 degrees

• 61 degrees

• 62 degrees

Tags

CCSS.8.G.A.5

• 80%

• 71%

• 65%

• 41%

• 29%

Tags

CCSS.HSS.IC.B.4

CCSS.HSS.IC.A.1

CCSS.HSS.CP.A.1

On the first 7 statistics tests of the semester, Jamal scored 61, 76, 79, 80, 80, 84, and 91. The mean, median, and mode of his scores were 79, 80, and 80, respectively. On the 8th statistics test, Jamal scored 90. How do the mean, median, and mode of all 8 of his scores compare to the mean, median, and mode of his first 7 scores?

• Mean - equal

  Median - greater

  Mode - greater

• Mean - greater

  Median - greater

  Mode - greater

• Mean - greater

  Median - greater

  Mode - equal

• Mean - greater

  Median - equal

  Mode - greater

• Mean - greater

  Median - equal

  Mode - equal

Tags

CCSS.HSS.ID.A.2

CCSS.HSS.ID.A.3

• 45

• 102

• 105

• 140

• 210

Tags

CCSS.5.MD.C.5A

CCSS.6.G.A.2

One side of the square ABCD has a length of 12 meters. A certain rectangle whose area is equal to the area of ABCD has a width of 8 meters. What is the length, in meters, of the rectangle?

• 12

• 16

• 18

• 20

• 24

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

The average of a list of 4 numbers is 92.0. A new list of 4 numbers has the same first 3 numbers as the original list, but the fourth number in the original list is 40, and the fourth number in the new list is 48. What is the average of the new list of numbers?

• 81.0

• 92.0

• 94.0

• 94.4

• 96.6

Tags

CCSS.7.EE.B.3