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horrorfan [7]
2 years ago
6

Marks $120 bike cost only $80 two years ago. The price of $120 is what percent increase over the previous price of $80?

Mathematics
1 answer:
scoundrel [369]2 years ago
4 0
Use ratio and proportion 80/120=x/100 cross multiply x= 66 2/3 percent
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How did the temperature change if: at first it decreased by 10 % and then decreased by 30% ?
MAVERICK [17]

Answer:

Decreased by 40%!

Step-by-step explanation:

At first it goes down by 10%, then 30%, so you just add them together and get decreased by 40%.

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2 years ago
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During an experiment, Juan rolled a six-sided number cube 18 times. The number two occurred four times. Juan claimed the experim
Maru [420]

Answer:

1) Juans claim is incorrect. The correct experimental probablilty is 2/9

Step-by-step explanation:

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2 years ago
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The orbital period, P, of a planet and the planet's distance from the sun, a, in astronomical units is related by the formula P
anygoal [31]

Answer:

a for saturn is 9.55 astronomical units

Step-by-step explanation:

Here, we are interested in calculating the distance from the sun.

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2 years ago
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Line JM intersects line GK at point N. Which statements are true about the figure? Check all that apply.
ki77a [65]
See attached image

First, we must know this: Complementary angles are two angles whose sum is equal to 90°, while supplementary angles are two angles whose sum is equal to 180°. That been said, the only statement which is true is the second statement, <span>MNL is complementary to KNL

Reasons why others are False
</span>GNJ is supplementary to JNK, not complementary
MNG is supplementary to GNJ, not complementary
LNJ (not KNJ) <span>is supplementary to MNL
</span>GNM is equal to JNK, not supplementary

8 0
2 years ago
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An auction website charges $1 for a bid. The bidding starts at 1¢ and goes up 1¢ at a time. A television that is worth $2000 is
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160 in 1¢ steps means 16,000 bids so you invest $1 with a 1/16000 probability<span> of a $2000 return the expected value (in dollars) is ___ -1 + [(1/16000) * 2000)] this is why auction websites exist
THIS MEANS 
</span>it is a 1/16,000 chance of earning<span> 1,999 while there is a 15,999 chance of losing a dollar so find 1/16000 which is 0.0000625 so do 1-0.0000625=.9999375 so .9999375*-1=-.9999375+(1999*.0000625=.1249375+-.9999375=0.875 </span>

7 0
2 years ago
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