IDNStudy.com, kung saan ang mga eksperto ay sumasagot sa iyong mga tanong. Magtanong at makatanggap ng eksaktong sagot mula sa aming mga bihasang miyembro ng komunidad.

three fifth of 2,400 student in a certain school are girls.Of the girls, 2/3 are in the elementary, the rest high school. How many are in high school 


Sagot :

3/5 of 2,400 is 1,440. So there are 1,400 girls in the school.

2/3 of the girls are in elementary so 1/3 must be in high school.

1/3 of 1,440 is 480. Therefore, there are 480 girls in high school.