jg330683p0am2y jg330683p0am2y
  • 11-05-2018
  • Mathematics
contestada

the ratio of boy to girls in 8th grade is 5 to 3 ,how many girls are there in 8th grade if there are 80 students in 8th grade

Respuesta :

altavistard
altavistard altavistard
  • 11-05-2018
boys      5
------- = ---    Note that 5+3 = 8.  Thus, (5/8) of the 80 students are boys and 
girls       3     (3/8) of the 80 students are girls.  This comes out to 30 girls (and                         50 boys)  Note that 30+50=80 (students)
Answer Link

Otras preguntas

fear of sunlight is know as​
The change in kinetic energy (in joules) as a horse accelerates from canter to gallop is found using the expression 1/2 times 350 times (12 2 Minus 6 2
what are factories tell answer ​
Which of these animals can you find on the Galapagos Islands? elephants sea lions ostriches yaks
During the Great Depression, who had to deal several hardships such as a drought, too many workers and too few jobs, and new technology?*
How did Hammurabi improve the economy of the Babylonian Empire?
Darenda worked for three weeks. The shaded part of the model represent the fraction of each week for she worms The shaded part of the model represent the fr
Jessica lost 50 points the first round. Then the second round jessica earned 20. How can you use addition to fond jessica's total points earned after the two ro
Dua sektor POQR dan AOB yang berpusat di O. Diber OA=7 cm, dan OP : OB = 12 : 7. Hitung luas dan perimeter kawasan berlorek
If the density of a substance is d=2.1g/cm^3 what is the mass of 20.0mL of this substance