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ASHFORD MAT 126 Week 1 Quiz
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MAT 126 Week 1 Quiz
1. Question : Upon examining the contents of 38 backpacks, it
was found that 23 contained a black pen, 27 contained a blue pen,
and 21 contained a pencil, 15 contained both a black pen and a
blue pen, 12 contained both a black pen and a pencil, 18 contained
both a blue pen and a pencil, and 10 contained all three items.
How many backpacks contained exactly two of the three writing
instruments?
2.Question : Which property of real numbers does the
following equation demonstrate?
4(x – 7) = 4x – 28

3.Question : Use inductive reasoning to find a pattern, and then
make a reasonable conjecture for the next number in the
sequence.1 2 4 8 16 ____
4.Question : Let U = {5, 10, 15, 20, 25, 30, 35, 40}
A = {5, 10, 15, 20}
B = {25, 30, 35, 40}
C = {10, 20, 30, 40}.
Find A ⋂ B.
5.Question : Which of the following expressions finishes the
equation to demonstrate the associative property of addition?
(3+8)+5=
6.Question : In a survey of 24 college students, it was found
that 16 were taking an English class, 17 were taking a math class,
and 10 were taking both English and math. How many students
were taking a math class only?
7.Question : Phil has 15 stamps of denominations $0.37 and
$0.23. If the total value of the stamps is $4.85 how many $0.37
stamps does Phil have?

8.Question : A car travels 359 miles on 6.6 gallons of gasoline.
How many miles per gallon did the car get? (Round to the nearest
tenth.)
9.Question : Round to the nearest hundred. 3,653
10. Question : Which statement is false?
11. Question : Write the set using set-builder notation:
{natural numbers greater than 11}.
12. Question : State whether the following sequence is
arithmetic, geometric, or neither.
0, 1, 4, 9, 16, 25, 36, ....
13. Question : The peak rate of a phone company is $.22 per
minute, and the off-peak rate is $.11 per minute. Find the savings
for a 16-minute phone call if it was made during off-peak time as
opposed to peak time. Round to the nearest hundreth.
14. Question : State whether the following sequence is
arithmetic, geometric, or neither.

10, 10.25, 10.50625, 10.76890625, ....
15. Question : State whether the following sequence is
arithmetic, geometric, or neither.
4, 15, 26, 37, 48, 59, .....
16. Question : Find the number of subsets the set has. {1, 2,
3, 4, 5, 6, 7, 8, 9}
17. Question : Which set is infinite?
18. Question : Which set is finite?

19. Question : Upon examining the contents of 38 backpacks,
it was found that 23 contained a black pen, 27 contained a blue pen,
and 21 contained a pencil, 15 contained both a black pen and a
blue pen, 12 contained both a black pen and a pencil, 18 contained
both a blue pen and a pencil, and 10 contained all three items.
How many backpacks contained none of the three writing
instruments?
20. Question : Find the general term of the set. {2, 4, 6, 8,
10, . . .}