Algebra Easy 3

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Question 1 of 10

1.
1 points
If x and y are both odd numbers which of the following numbers must be an even integer?
- x² + y - 1
- xy + y²
- x + y - 1
- xy + 2
- xy
Correct

Incorrect/Not answered
Question 2 of 10

2.
1 points
If √x = y⁴, what is x in terms of y?
- √y
- y
- y^2
- y^4
- y^8
Correct

Incorrect/Not answered
Question 3 of 10

3.
1 points
Which of these numbers is not divisible by 3?
- 339
- 342
- 552
- 1111
- 672
Correct

Incorrect/Not answered
Question 4 of 10

4.
1 points
The average of five numbers is 25. After one of the numbers is removed, the average of the remaining is 31. What number has been removed?
- 1
- 6
- 11
- 24
- 9
Correct

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Question 5 of 10

5.
1 points
How many prime numbers are there between 1 and 20?
- 9
- 6
- 7
- 8
- 5
Correct

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Question 6 of 10

6.
1 points
If 3x = 12, then 5x =
- 12
- 20
- 28
- 18
- 22
Correct

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Question 7 of 10

7.
1 points
What number should come next in the following series: 2, 1, (1/2), (1/4), __?
- 1/8
- 2/8
- 1/16
- 4
- 8
Correct

Incorrect/Not answered
Question 8 of 10

8.
1 points
Solve: 2x – 1 > x + 2
- x > 3
- x < 3
- x < -3
- x > -3
- x > 2
Correct

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Question 9 of 10

9.
1 points
What should come next in the series 1, 4, 9, __?
- 12
- 14
- 16
- 20
- 25
Correct

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Question 10 of 10

10.
1 points
If 2x – 8 > 2, which of the following must be true?
- x > 5
- x < 5
- x > 8
- x < 8
- x > 10
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