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Sliva [168]
4 years ago
13

Can you help me please

Mathematics
1 answer:
katrin2010 [14]4 years ago
3 0

Answer:

1:) x=6

2:)x= -10

3:) x=8

4:)x=-4

Step-by-step explanation:

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80% of what # is 16?
liraira [26]
80% of x = 16
"of" translates to multiplication and 80% becomes 80/100.

80/100 × x = 16

0.8x = 16

0.8x/0.8 = 16/0.8

x = 16/0.8

x = 20


Your final answer is 80% of 20 is 16.
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3 years ago
A bag contains 8 purple marbles & 12 green marbles. You choose one marble out of the bag without looking.
MrRissso [65]

Answer:

1. P(P) = 8/20 = 0.4

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Step-by-step explanation:

Given;

Number of green marbles G = 12

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P(P) = number of purple marbles/total number of marbles

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P(P) = 0.4

The probability that you choose a Green marble P(G) is;

P(G) = number of Green marbles/total number of marbles

P(G) = G/T = 12/20 = 0.6

P(G) = 0.6

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3 years ago
A tutor charges $5 for each class he takes per day that lasts for an hour. for each additional hour he tutors he charges $3. mat
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Answer:

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Answer:

The friend caught the ball at 2 feet.

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