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1. |
Determine the sum of an arithmetic series where n = 45, a1 = 14.3, and an = 80.3. |
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A. |
2128.5 |
B. |
3627.8 |
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C. |
3613.5 |
D. |
4257 |
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Hint |
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2. |
Find the first three terms of the arithmetic series in which a1 = 6,
an = 201, and Sn = 4140. |
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A. |
6, 46, 86 |
B. |
5, 10, 15 |
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C. |
6, 11, 16 |
D. |
6, 5, 40 |
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Hint |
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3. |
 |
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A. |
7 + 8 + 9 + 10; 34 |
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B. |
–7 + 8 + (-9) + 10; 2 |
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C. |
7 – 8 + 9 – 10; -2 |
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D. |
–7 + (-8) + (-9) + (-10); -34 |
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Hint |
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4. |
Chavez needs to buy gasoline every week for a year (52 weeks). The first week he spends $10.00. If the amount he spends increases by $0.10 every week, how much will he spend on gasoline this year? |
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A. |
$667.80 |
B. |
$652.60 |
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C. |
$657.80 |
D. |
$572 |
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Hint |
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5. |
Evaluate  |
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A. |
434 |
B. |
377 |
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C. |
403 |
D. |
372 |
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Hint |
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