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madam [21]
3 years ago
9

Maria ha invitado a 18 de sus compañeros de clase a su fiesta de cumpleaños .Si en total tiene 30 compañeros ,¿que porcentaje de

la clase ha ido a su fiesta?
Mathematics
1 answer:
kondor19780726 [428]3 years ago
3 0

Answer:

59.9%

Step-by-step explanation:

100/30 = 3.3

3.3*18 = 59.9%

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A. 16
kogti [31]

9514 1404 393

Answer:

  C.  8√3/3

Step-by-step explanation:

It can be useful to remember that the ratio of sides in a 30°-60°-90° triangle are ...

  1 : √3 : 2

That is the short leg is 1/√3 times the length of the longer leg.

 8(1/√3) = 8(√3/3) . . . . . matches choice C

6 0
3 years ago
Which number is the BASE?<br> 23=8<br> 8
ICE Princess25 [194]

Answer:

Step-by-step explanation:

For example, the base-8 numeral 23-8 contains two digits, "2" and "3", and with a base number (subscripted) "8". When converted to base-10, the 23-8 is equivalent to 19-10, i.e. 23-8 = 19-10.

3 0
3 years ago
The roots of the equation 2x^2+3x-5=0 are
GaryK [48]
I know it is -1 cause of the root of equation 

7 0
4 years ago
Read 2 more answers
Do you guys know which one im supposed to choose
valkas [14]

Answer:

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Step-by-step explanation:

4 0
3 years ago
Long division<br>algebra 2, help me. thanks
klemol [59]
To complete this algebra problem, just like any other, we have to complete the proper steps in order; here as follows.

1. <span><span>−<span>3<span>x^2 </span></span></span>+ <span>20x </span></span>− <span>12
         -------------
             x - 6


2. </span><span><span>(<span><span>−<span>3x </span></span>+ 2</span>) </span><span>(<span>x − 6</span><span>)
</span></span></span>         -----------
            x - 6


And finally..


You come up with the answer of:

-3x + 2

I hope this cleared up the little confusion you may have been having. If you need more information on the steps, just ask.


4 0
3 years ago
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