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 |
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 |
John averaged 82 out of 100 on his first three tests. What was John’s score on the fourth test if his average after the fourth test dropped to 79 out of 100?
(A) | Cannot be found |
(B) | 80 |
(C) | 75 |
(D) | 70 |
The long term parking rate at Raleigh‐Durham Airport is $2 per hour (or part of an hour) with $10 daily maximum (12:00 a.m. to 12:00 a.m.). Suppose you park your car on Friday afternoon at 8:30 p.m. and pick it up on the following Tuesday at 9:30 a.m., what will be you parking fee?
(A) | $58 |
(B) | $50 |
(C) | $48 |
(D) | $38 |
What is the value of 5^{4} × 5^{-6}?
(A) | –25 |
(B) | |
(C) | |
(D) | 25 |
A line has a slope of 6 and a y-intercept of -10.
What is its equation in slope-intercept form?
(A) | y= 6x+10 |
(B) | 6y = x-10 |
(C) | y = 6x-10 |
(D) | y= x-10 |
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) |
A weather station recorded the amount of rain that fell during an 8-hour time frame using a rain gauge. The findings are recorded in the graph below.
Between which hours was the rate at which the rain fell greater than the rate at which the rain fell between hours 0 and 1?
(A) | between hours 1 and 4 |
(B) | between hours 4 and 5 |
(C) | between hours 5 and 6 |
(D) | between hours 7 and 8 |
If the light beam makes one complete revolution every 20 seconds, how long will it take to sweep and angle of 150^{o} ?
(A) | less than 3 seconds |
(B) | between 3 and 5 seconds |
(C) | between 5 and 7 seconds |
(D) | between 7 and 10 seconds |