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svetoff [14.1K]
3 years ago
8

Solve the proportion 2/5=x/3

Mathematics
1 answer:
Slav-nsk [51]3 years ago
8 0

Answer:

1.2

Step-by-step explanation:

1.2/3 is 40 percent

2/5 is 40 percent

used guess and check took me 1 minute

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Please help with this will give brainliest to the first answer!
kozerog [31]

Answer:

your answer is 415 in^3

Step-by-step explanation:

ok the equation  in finding the volume of a come is

V= \pi r^2 \frac{h}{3}

step 1: plugin

\pi =3.14

3.14 x 6^2 x 11/3

3.14x 36 x 11/3 =   (6/3 turns into a 2)

113.04x 11/3= 114. 48, when rounded, it's going to give you 415 in^3

5 0
2 years ago
2x + 3 = 4x^2<br> completing the square
ch4aika [34]

Answer:

\frac{1+\sqrt{13} }{4}, \frac{1-\sqrt{13} }{4}

Step-by-step explanation:

First, make them on one side of the formula in the form of ax^2+bx+c=0 which is 4x^{2} -2x-3=0

Next, insert the corresponding number in the quadratic formula, \frac{-b+\sqrt{b^{2}-4ac } }{2a}  ,\frac{-b-\sqrt{b^{2}-4ac } }{2a} , and the answer can be calculated.

6 0
1 year ago
please answer this with an explanation since my homework requires it thanks and I really appreciate it
cricket20 [7]

Answer:

<h2>D. 10</h2>

Step-by-step explanation:

There are 5 students in each scenario, so we just add 5 and 5 together. The answer is 10.

I'm always happy to help :)

8 0
3 years ago
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20% of students drive a car. 9 students are randomly are selected and asked if they drive a car. What is the probability that ex
Andre45 [30]

The probability is low.

20% of 9 is 2. Therefore, the probability is low that 5 out of the 9 students drive cars.

6 0
3 years ago
What is the solution of 2y + 3x - 6y ÷ 3x?
pentagon [3]

Answer:

=−2xy+3x+2y

Step-by-step explanation:

this is what i get in calculating

3 0
2 years ago
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