1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
r-ruslan [8.4K]
2 years ago
10

If a class of 30 students have to split the boys and girls in hafe and 10% are girls, how meany girls are in the class

Mathematics
1 answer:
Anit [1.1K]2 years ago
6 0

Answer:

10 girls

Step-by-step explanation:

You might be interested in
A piece of stained glass in the shape of a right triangle has sides measuring 8 centimeters, 15 centimeters, and 17 centimeters.
Mashcka [7]

Answer:

60cm^2

Step-by-step explanation:

1. turn triangle into rectangle measuring 15x8

2. find area of rectangle (area = base*height): 8*15 = 120

3. Find area of triangle (divide rectangle area by 2): 120/2 = 60cm^2

3 0
3 years ago
A computer store bought a program at a cost of ​$40 and sold it at a selling price of ​$32.5. Find the percent markdown (Rounded
nikklg [1K]

Answer:

answer is 18.76 percent.

Step-by-step explanation:

CP= $40

SP= $32.5

Markdown percent=?

now,

markdown %= CP-Sp/CP×100%

=7.5/40×100%

=750/40

=18.75%

4 0
2 years ago
Read 2 more answers
Determine the unit rate of a marathon runner that travels 5/2 miles in 15min
VladimirAG [237]
If he travels 5/2 miles in 15 mins, then in 1 min he will travel 5/2 ÷ 15 = 1/6 miles and it will take him 15 ÷ 5/2 = 6 mins to travel 1 mile.
4 0
3 years ago
Why can you multiply both quantities in a ratio by the same number to find an equivalent ratio? Please help I have this for home
weqwewe [10]

Answer:

  Multiplying by 1 does not change the ratio

Step-by-step explanation:

Multiplying a/b by c/c gives the equivalent ratio (ac)/(bc) because c/c is 1, the multiplicative identity element. Multiplying by 1 does not change the ratio.

6 0
3 years ago
Read 2 more answers
How do you find the center of origin for a negetive dilation?​
astra-53 [7]

Answer:If you are dilating a figure centered at the origin, you can multiply the coordinates of the points in the preimage by the scale factor to determine the points in the image.

Step-by-step explanation:

3 0
2 years ago
Other questions:
  • Kate is going to the fair with three of her friends. It will cost $5.00 to get in and an additional $2 per ride. Create an equat
    5·1 answer
  • Find the slope of the line that passes through the points (-2, 3 ) and (5, 7) .
    11·2 answers
  • 8+(-6)=<br>help,,, i got 2 but dont know if it's right
    7·2 answers
  • In a high-school, 135 freshmen were interviewed.
    9·1 answer
  • Can some help me fast!
    10·1 answer
  • Q &gt; d, if d = 3 is it true or false
    9·1 answer
  • I need help, please.
    10·2 answers
  • Find a function f such that f''() = - 36x² + 302 – 14, f(0) = 9, f(1) = - 1.<br> f(x) =
    9·1 answer
  • Please the question is in the screenshot
    5·1 answer
  • Please please please help meeeeeeeee and I WILL mark you brainliest ​
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!