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forsale [732]
3 years ago
12

Guys I need help in this ​

Mathematics
1 answer:
tigry1 [53]3 years ago
8 0

Answer:

For Table 1, the answer is Not Proportional (B).

For Table 2, the answer is proportional, with y is 3 times x.

Step-by-step explanation:

In table 1, for the first value of x, y is equal to 32, and 32/8 is 4. Remember that, because in order for x and y to be proportional, y/x always has to equal the same number. Let's try the next value. 50/10 = 5, which is obviously not 4, so in table 1, x and y are not proportional. (we didn't even have to try the last one, yay!!!)

In table 2, for the first values 21 and 7, 21/7 is 3. 30/10, the second values, also equals to 3, and so does the last, 39/13 = 3. Therefore, in table 2, x and y are proportional, and y is 3 times x. (7 * 3 = 21, 10 * 3 = 30, and 13 * 3 = 39.)

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The high school leadership team is having a car wash. They charge $5.50 for large cars and $4.00 for small cars . They had a suc
11Alexandr11 [23.1K]

Answer: 56 large cars and 86 small cars.

Step-by-step explanation:

Let's call:

l: the number of large cars.

s: the number of small cars.

Then, you can set up the following system of equations:

\left \{ {{l+s=142} \atop {5.50l+4.0s=652.50}} \right.

You can use the Elimination Method:

- Multiply the first equation by -4.0

- Add both equations.

- Solve for l.

\left \{ {{-4.0l-4.0s=-568} \atop {5.50l+4.0s=652.50}} \right.\\--------\\1.5l=84.5

l≈56

Substitute l=56 into one of the original equations and solve for <em>s:</em>

<em> </em>56+s=142\\s=142-56\\s=86

3 0
3 years ago
Need the missing length
Gala2k [10]

Answer:

10

Step-by-step explanation:

The side to the right is 15. The side to the left is 5. You can subtract these two to find the length.

3 0
4 years ago
Read 2 more answers
Need help please... In gym class, you run 3/5 mile. Your coach runs 10 times that distance each day. How far does your coach run
vovangra [49]
3/5 x 10= 6 miles because coach runs 10 times what you run
7 0
3 years ago
Factor this trinomial completely.
kifflom [539]

Answer:

2 ( x+3) (x+1)

Step-by-step explanation:

2x^2+8x+6

Factor out a 2

2(x^2 +4x+3)

Factor in side the parentheses

What multiply to 3 and adds to 4  (3(1=3  3+1 =4)

2 ( x+3) (x+1)

8 0
3 years ago
Convert the following:<br> 110110two to base ten<br> 25ten to base two<br>​
blagie [28]

Answer:

  • 110110 in base 2 when converted in base 10 will be equal to 54
  • 25 in base 10 is equal to 1001 base 2

Step-by-step explanation:

Part 1: 110110two to base ten

For conversion from base 2 to base 10 we multiply each digits of given number with powers of 2

So

=1*2^5 + 1 * 2^4 + 0 * 2^3 + 1 *2^2 + 1* 2^1 + 0*2^0\\ =1*32+ 1* 16 + 0 + 1*4 + 1*2 +0\\ =32 + 16 +4 + 2\\ = 54

So 110110two when converted in base 10 will be equal to 54

Part 2: 25ten to base two

For conversion from base 10 to base 2 we will divide the given number with 2 repeatedly and store the remainders until the quotient comes 1. The solution is as follows:

25/2 = 12     remainder 1

12/2 = 6       remainder 0

6/2 = 3        remainder 0

3/2 = 1         remainder 1

Now the remainders will be written in inverse order as:

=1001 base 2

So 25 in base 10 is equal to 1001 base 2

I hope it will help you!

7 0
4 years ago
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