jackfurze123 jackfurze123
  • 13-07-2021
  • Mathematics
contestada

The ratio of parents, students and teachers is
21:3:6.
What proportion of the total is parents?
GIVE ANSWER IN PERCENTAGE.

Respuesta :

ArjunRathod
ArjunRathod ArjunRathod
  • 13-07-2021

Answer:

Answer

Step-by-step explanation:

21+3+6

= 30

Ratio of parents = 21

10% of 30 = 30/10

                = 3

21 is __% of 30

= 21/30 * 100

= 0.7 * 100

= 70%

Answer Link

Otras preguntas

How do you write 30/3 as a mixed number?
......................................
Help asap!!! Please help
Who disguised herself as a man so she could fight with the army?
Two gardens are being fenced in. Both gardens will require the same amount of fencing​ (both gardens have the same perimeter in​ meters). One garden is in the
I ___ you should've locked the door! Which is correct? A. know B. knew C. no D. new
I have a lot of stuff on my pc and I want to make my pc brand new from when I bought it, How do I clean my pc to make it where it was brand new?
A group of workers takes 3 and 3/8 days to plant 9 and 3/4 acres. What is the unit rate of acres per day. Please write as a fraction or mixed number in simplest
What is the completely factored form of d4 -8d2 + 16
What important event directly followed the Battle of Antietam in the Civil War? A) the end of the Civil War B) the publication of the Emancipation Proclamation