3 years ago

What percent of 20 is 11

1 answer:

6 0

'is' in mathematics means equal
'of' in mathematics means multiplication

$\frac{x}{100} \times 20 = 11\\\\\frac{x}{5} = 11\\\\\boxed{\bf{x = 55}}$

55% of 20 is 11.

You might be interested in

Evaluate the expression if x=2 and y=1 -4+|y-6|

belka [17]

The answer is one because according to pemdas you must do the parentheses first then do the rest

5 0

3 years ago

A circle is divided into 8 equal parts. What is the total<br>angle measure of 4 parts?<br>

snow_lady [41]

Answer:

Step-by-step explanation:

A circle is divided into 8 equal parts means : 360°/8 = 45°

the total angle measure of 4 parts is :

45°×4=180°

4 0

3 years ago

What is y=3x^2-2 in vertex form

Nata [24]

$\bf \qquad \qquad \textit{parabola vertex form}
\\\\\\
y=a(x-{{ h}})^2+{{ k}}\\
x=a(y-{{ k}})^2+{{ h}}\qquad\qquad vertex\ ({{ h}},{{ k}})\\\\
-----------------------------\\\\
y=3x^2-2\iff y = 3(x-0)^2-2$

3 0

3 years ago

In a pass of 30 students 13 are boys

Firdavs [7]

Answer:

Ratio of boys to all students:

13:30

Ratio of girls to all students:

17:30

Ratio of boys to girls:

13:17

Step-by-step explanation:

I think you're asking for the ratio... so I hope this helps! :D

7 0

2 years ago

HELP ME I NEED HELP!!!!

eduard

Answer:

Step-by-step explanation:

Since they are the same variables

7 0

3 years ago