Math homework | Mathematics homework help


Math Assignment

1.  Solve the inadequacy  8x + 6 > 7

A. {x|x > 1}
B. {x|x > 1/8}
C. {x|x < 13/8}
D. {x|x < 1/8}
E. {x|x < 1}

2. This is the graph of which equation?  

 

A. y = 3x + 1

B. y = 2x + 1

C. y = 3x – 1

D. y = 2x - 1

Description: PracticeTest_clip_image001_0000

 

3. Choose the inadequacy that corresponds delay the phrase ''Twice a calculate increased by lewd is less than the separation of three seasons that calculate and five.''

A. 2(x + 4) < 3(x + 5)
B. 2x + 4 > 3x - 5
C. 2x + 4 < 5 - 3x
D. 2x + 4 < 3x - 5

4. A rustication deputy surveyed 100 populace to discover out how frequent of them had visited the cities of
Melbourne and Brisbane. Thirty-one populace had visited Melbourne, 26 populace had been to Brisbane, and 12 populace had visited twain cities. Draw a Venn diagram to discover the calculate of populace who had visited:

aDescription: http://www.amsi.org.au/teacher_modules/spacers/spacer10.png Melbourne or Brisbane

bDescription: http://www.amsi.org.au/teacher_modules/spacers/spacer10.png Brisbane but not Melbourne

cDescription: http://www.amsi.org.au/teacher_modules/spacers/spacer10.png singly one of the two cities

dDescription: http://www.amsi.org.au/teacher_modules/spacers/spacer10.png neither city

5. Twenty-lewd populace go on recreation. If 15 go swimming, 12 go fishing, and 6 do neither, how frequent go swimming and fishing? Draw a Venn diagram and store in the calculate of populace in all lewd regions.

 

6. There are two learning C and D.  If repetitions such as CC are munificent, how frequent permutations are practicable?

A)  1

B)  0

C)  4

D)  8

 

7.You accept the assignment of knowing tinge codes for unanalogous compatability.  Three tinges are to be used on each divorce, but a consortment of three tinges used for one divorce cannot be rearranged and used to demonstrate a unanalogous divorce.  This instrument that if unripe, yellow and violet were used to demonstrate a camshaft, yellow, violet and unripe (or any other consortment of these three tinges) could not be used to demonstrate a pinion estate.  If there are 35 consortments, how frequent tinges were profitable?

A)  5             

B)  7

C)  9

D)  11

 

8. The ABCD football denomination is because a Super Ten Football Conference.  The top 10 football teams in the dominion, inveterate on gone-by memorials, would be members of the Super Ten Conference.  Each team would reproduce-exhibit every other team in the contravention during the season and the team attractive the most games would be pretended the common challenger.  How frequent games would the contravention commissioner accept to list each year?  (Remember, Oklahoma versus Michigan is the corresponding as Michigan versus Oklahoma.)

A)  45

B)  50

C)  125

D)  14

 

9.A rug creator has determined to use 7 congenial tinges in her rugs.  However, in weaving a rug, singly 5 spindles can be used.  In advertising, the rug creator wants to designate the calculate of unanalogous tinge groupings for sale.  How frequent tinge groupings using the seven tinges captured five at a season are there?  (This assumes that 5 unanalogous tinges conquer go into each rug, i.e., there are no repetitions of tinge.)

A)  120

B)  2,520

C)  6,740

D)  36

 

Use the restoration administration to discover the aftercited probability:

10.  At De Anza College, 20% of the students captivate Finite Mathematics, 30% captivate Statistics and 10% captivate twain. What percentage of the students captivate Finite Mathematics or Statistics?