Math

LEAP Practice Test Grade 8 Mathematics Session 1 Question 30

Use the graphic below to answer the question.

Rectangle WXYZ will be transformed so that W’ is located at (–3, –1) and Z’ is located at (2, –1). Which could be the coordinates of X’ and Y’ so that W’X’Y’Z’ is congruent to WXYZ?

(A) X’ is located at (–3, –6) and Y’ is located at (2, –6)
(B) X’ is located at (3, 8) and Y’ is located at (–2, 8)
(C) X’ is located at (–3, 6) and Y’ is located at (2, 6)
(D) X’ is located at (2, –8) and Y’ is located at (–3, –8)
Math

LEAP Practice Test Grade 8 Mathematics Session 1 Question 23

Each day of the month, Carl earns an allowance, in cents, equal to the square of that date of the month. Which is a number of cents Carl could earn in a single day?

(A) 21
(B) 31
(C) 64
(D) 111
Math

Grade 8 Common Core Math Tests Question 12

Which of functions below is non-linear?

(A) y = 2x2 +3x + 1
(B) y = 3x– 1
(C) y = 2x +5
(D) y = 4 (x-3)
Math

LEAP Practice Test Grade 8 Mathematics Session 1 Question 11

The United States exported approximately 30,000,000 metric tons of wheat over an entire year. What is the number of metric tons of wheat written in scientific notation?

(A) 3 × 104
(B) 3 × 105
(C) 3 × 106
(D) 3 × 107
Math

Barton College Practice Placement Test Question 36

The sum of two numbers is 31. Twice the smaller number is 11 more than the larger number. The positive difference between the numbers is

(A) 4
(B) 3
(C) 2
(D) 1
Math

Barton College Practice Placement Test Question 37

Find the coordinates of a point A whose distance from the origin (0, 0) is 5 units.

(A) A (3, 3)
(B) A(-3, 2)
(C) A(4, -3)
(D) A(1, 4)
Math

Which situation is best represented by the function f(x), where f(x)=12x + 5?

a. An office-supply store sells x boxes of ballpoint pens that contain a dozen pens per box for $5 each.
b. An Olympic swimmer trains by swimming 12 kilometers on each of x weekdays and 5 kilometers on each day of the weekend.
c. An algebra quiz has x problems worth 12 points each plus 5 extra-credit problems worth 5 points each.
d. Acompany sells x baseball caps for $12 each and charges a $5 shipping fee
Math

Barton College Practice Placement Test Question 31

Find the equation of the straight line passing through the points (2,‐4) and (1,0).

(A)  y = ‐ 4x + 4
(B) y = 4x – 4
(C) y = 4x + 4
(D) y = ‐4x ‐ 4
Math

If a rectangular poster has an area of (2x^2-9x + 10) square units, which of the following could describe the dimensions of the poster?

a. (2x-2) units by (x-5) units
b. (2x-10) units by (x + 1) units
c. (2x-5) units by (x-2) units
d. (2x-1) units by (x-10) units
Math

Grade 8 Common Core Math Tests Question 3

Solve the system of two equations:

2y = 8 and 15y= 2x – 4

(A)  x= 4, y=32
(B) x=32, y= 4
(C)  x=30, y =4
(D) x= 4, y=4