## Raise Your Scores Now !

Online Tutoring Is The Easiest, Most Cost-Effective Way For Students To Get The Help They Need Whenever They Need It.

#### SIGN UP FOR A FREE TRIAL

1. The expression (x-1 + y-1)/ y-1 is equivalent to:

x/ (x – y)
x/ (x - y)
(x - y)/ x
(x - y)/ y
xy/ (x – y)

Show me the answers!

2. If G = (x + y)/ 2 and H = 2xy/ (x + y) and G = H, then which of the following expressions is true?

x = 1, y = 1
x = 1, y = 1 b) xy = 0
x = y = 0
x + y = 0
x = y

Show me the answers!

3. If ‘x’ is one-fifth of ‘y’ and ‘y’ is one-third of ‘z’, then what is ‘z’ in terms of ‘x’?

x/5
x/3
x/15
15x
20x

Show me the answers!

4. If the average of ‘r’ and ‘s’ is equal to 80% of 3 times ‘r’, then what is the value of r/s?

8/13
1/12
5/19
4/9
13/5

Show me the answers!

5. The lines ‘m’ and ‘n’ are perpendicular to each other. If the equation of the line ‘m’ is x – 2y + 9 = 0, then the equation of the line ‘n’ passing through (2, 3) is?

2x + y – 7 = 0
2x + y – 5 = 0
x – 2y + 10 = 0
2x – y - 10 = 0
x + 2y + 5 = 0

Show me the answers!

6. The sum of 3 consecutive integers is 15. What is the product of these integers?

150
20
30
120
90

Show me the answers!

7. In triangle ABC, the angle ABC is 60° and side AD is perpendicular to side BCas shown in the figure below. If the length of the sideAB is12m andside BC is 20m, then what is the length of CD?

6m
12m
8m
18m
14m

Show me the answers!