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Perform the operations.
(a)
7 + 8 × 3
131
31
(b)
2 + 7 × 6
244
44
0
| Question Part | Points | | | | | | | |
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Perform the operations.
(a) 15 + 6 × 3
133
33
(b) 25 ÷ 5 × 2
210
10
0
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Perform the operations.
(a) 3 + [(9 ÷ 3) × 2] + [(2 × 6) ÷ 3]
113
13
(b) [(3 + 9) ÷ (3 × 2)] + [(2 × 6) ÷ 3]
26
6
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What is the sum of the first 40 consecutive odd numbers?
11600
1,600
0
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(a) What is the sum of the first 50 consecutive odd numbers?
12500
2,500
(b) What is the sum of the first 900 consecutive odd numbers?
2810000
810,000
0
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Use Euler circles to check the validity of the argument.
All scientists are eccentrics.
All eccentrics are kind.
Therefore, all scientists are kind.
1
valid not valid
0
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Use Euler circles to check the validity of the argument.
No scholars are excited.
You are excited.
Therefore, you are not a scholar.
1
valid not valid
0
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Use Euler circles to check the validity of the argument.
All red hair is shiny.
No shiny things are lucky.
Therefore, no red hair is lucky.
1
valid not valid
0
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Here are the results of the voting by eight senators on voting by three bills in the U.S. Senate during the 107th Congress, second session (2002): Senator | Bill A | Bill B | Bill C | | | S. 2414 | H.R. 2356 | Amen. 3017 | | Clinton (D) | yea | yea | yea | | Kennedy (D) | yea | yea | yea | | Bayh (D) | nay | yea | nay | | Inouye (D) | yea | yea | nay | | Campbell (R) | yea | nay | nay | | Helms (R) | yea | nay | nay | | Thurmond (R) | yea | nay | nay | | Lott (R) | yea | nay | nay | |
Assign each senator to the appropriate region of the figure below. A "yea" vote is recorded as supporting the bill and consequently places the senator