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castortr0y [4]
2 years ago
9

Simplifying Rational Expressions

Mathematics
1 answer:
Evgen [1.6K]2 years ago
4 0
B^-2 / b^-3  = b^(-2-(-3) = b^1  = b

answer is d
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Help me pls i need help pls papi
Dmitry_Shevchenko [17]

Answer:3150

Step-by-step explanation:

70% of 10,000 is 7000. 45% of 7000 is 3150

4 0
2 years ago
If cereal costs $2.79 for 16.4 ounces. How much does 25 ounces of cereal cost?
Nostrana [21]
4.2530487 but you round it to $4.25 You get the answer by dividing 2.79 by 16.4 times 25
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2 years ago
What are the odds in russian roulette?
algol13

Answer:

about 66.5%

Step-by-step explanation:

There are two rounds, and six locations. There is a one in three chance that you will die. This probability does not change with any number of spins. There is a 66.7% chance (4/6) that you will live.

3 0
3 years ago
A fast-food restaurant offers 7 different burgers, 5 different side orders, 8 different flavor drinks, and 8 different flavors o
givi [52]
548800.
Use the fundamental counting principle and combinations formula to find the total possibilities. use combinations to find the combos then multiply each set of possibilities together.

7 nCr 3 = 35 hamburgers combo possibilities.
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8 nCr 3 = 56 drinks combo possibilities
8 nCr 2 = 28 ice cream combo possibilities

Multiply each possibility together to get total possibilities.
35*10*56*28 = 548800

8 0
2 years ago
AHHH SOMEONE HELP ME ILL GIVE YOU EXTRA POINTS. If the height of the water in a pool is 2 inches after 5 minutes, what is the co
Gnom [1K]

Answer:

2/5

Step-by-step explanation:

the pool is raising at a constant rate of 2 inches per 5 minutes

6 0
2 years ago
Read 2 more answers
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