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3 years ago

14

Rectangle ABCD is on the coordinate plane. The equation of line AB is y = 2/3x+4. What is the slope of line AD? Explain your rea

soning?

1 answer:

Delvig [45]3 years ago

6 0

Answer: 2/3

Step-by-step explanation:

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A large purple bowl contains 5 blue marbles and 3 pink marbles. What is the probability a blue marble is drawn, replaced, and a

Blizzard [7]

Answer:

$\frac{25}{64}$

Step-by-step explanation:

Blue Marbles =5

Pink Marbles =3

Total =3+5=8

Probability of drawing two marbles with replacement

=P(First Blue Marble AND Second Blue Marble)

=P(First Blue Marble) X P(Second Blue Marble)

$=\frac{5}{8}X \frac{5}{8}\\\\=\frac{25}{64}$

3 0

3 years ago

A coat has been marked down 20% to $26.40 what was it's original value?

Gemiola [76]

20% is equal to 0.2
0.2 times 26.40 is equal to 5.28
26.40 minus 5.28 is equal to 21.12

6 0

3 years ago

Rob spent $38 on shirts. Tee shirts cost $4 and long sleeve shirts cost $5. If he bought a total of 8 then how many of each kind

KATRIN_1 [288]

Answer:

2 long sleeve and then 7 short sleeve

3 0

3 years ago

You are going to have a birthday party and serve pizza. You plan to order pepperoni pizza

Ronch [10]

Answer:

70 pepperoni 30 sausage

Step-by-step explanation:

30 times 6 is 180

70 times 8 is 560

180 plus 560 is 740

5 0

2 years ago

Christian randomly selects students from his grade to rate a math test as easy, moderate, or difficult. Of the students he surve

Paraphin [41]

Answer:

C.

84

Step-by-step explanation:

This question is solved using proportions.

From the sample:

11 + 3 = 14 out of 13 + 11 + 3 = 27 would rate the test something other than easy.

Out of 162:

Applying the rule of three:

14 - 27

x - 162

Applying cross multiplication:

$27x = 14*162$

$x = \frac{14*162}{27}$

$x = 84$

Thus the correct answer is given by option C.

8 0

3 years ago