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Diano4ka-milaya [45]
2 years ago
13

A student draws several cards from a deck of 10 unique cards.

Mathematics
1 answer:
egoroff_w [7]2 years ago
6 0

Answer:

There are 210 different ways that 4 cards can be drawn.

There are 252 different ways that 5 cards can be drawn.

There are 120 different ways that 7 cards can be drawn.

Step-by-step explanation:

Use the combination formula

10C4 =210

10C5 = 252

10C7 = 120

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How much money should be invested in an account that earns 8% interest compounded quarterly to yield $10,000 in 4 years? (Round
sweet [91]

Answer:

757,576cents

Step-by-step explanation:

Given

Amount = $10000

Time = 4years

Rate = 8%

n = 1/4 year (compounded quarterly

Using the formula to get the principal

A = P(1+r/n)^nt

10000 = P(1+0.08/0.25)^4(1/4)

10000 = P(1+0.32)

10000= 1.32P

P = 10000/1.32

P = 7575.76

Hence he suppose to invest $7575.76 which is equivalent to 7575.76×100 cents i.e 757,576cents

4 0
2 years ago
Your family loves turkey! Uncle Bill ate 1/4 of the turkey, cousin Chris ate 15% of the turkey, cousin Timmy ate 0.3 of the turk
Sladkaya [172]
(1 / 4) = .25
.25 * 100% = 25%
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Cousin Chris ate 15%
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Defend my work in writing:

I converted my fractions and decimals to percents to find the different percents eaten for each person.
6 0
3 years ago
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prohojiy [21]

Answer:

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divide laps/minutes.

6 0
3 years ago
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Vaselesa [24]
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8 0
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prohojiy [21]
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