florencemanshop53 florencemanshop53
  • 20-08-2020
  • Mathematics
contestada

in a class there are 25 students 15 are boys what percentage are girls​

Respuesta :

gantaabhish gantaabhish
  • 24-08-2020

Answer:

40%

Step-by-step explanation:

Total students = 25

Boys = 15

Girls = 25 - 15 = 10

Percent of girls = 10/25

Percent is out of 100.

=> 10/25 = x/100

=> Cross multiply

=> 25 * x = 100 * 10

=> 25x = 1000

=> 25x/25 = 1000/25

=> x = 40

So, 40% are girls

Answer Link

Otras preguntas

How many solutions does the system 2y=10x-14 and 5x-y=7 have? need worked out step by step please!
Describe the importance of respecting the skills and expertise of other practitioners.
find the value of x    a. 7x=21b.9x=-81c. 88=-11xd 0.5x=49
Convert decimal to fraction
erica has only $5 and $10 in her wallet. If sge has 23 bills totaling $190, how many of each bill does she have?
Fifty pounds of a cement-and-sand mixture is 40% sand. How many pounds of sand must be added for the resulting mixture to be 60% sand?
The doubling time of a city's population is 13 years. How long does it take for the population to quadruple.
A monkey is sitting on a tree when it sees a hunter claiming a near by tree. The Hunter is aiming directly at the head of the monkey. The money jumps out of the
At 400 K, a volume of gas has a pressure of 0.40 atmospheres. What is the pressure of this gas at 273 K?
Is 4/6 less than 5/7 which one is greater