Q2\ in one of the classes of the first primary grade the number of boys 15 students and the number of girls is 20 students. Calculate:
a) The ratio between the number of boys and the number of girls.
b) The ratio between the number of girls and the number of boys.
c) The ratio between the number of girls and the number of all students in the class.
d) The ratio between the number of boys and the number of all students in the class.
Q3\ In one of the schools we have 100 students, in MYP1 the number of boys 10 students and the number of girls is 16 students in MYP2 the number of boys 20 students and the number of girls is 11 students, in MYP3 the number of boys 13 students and the number of girls is 9 students.
1) How many students are in the MYP4?
2) The ratio between the number of boys and the number of girls in MYP2?
3) The ratio between the number of MYP1 and the number of MYP2 and number of MYP4?
4) The ratio between the number of MYP2 and the number of MYP3 and number of MYP4?
5) The ratio between the number of MYP1 and the number of MYP2 and number of MYP3?
6) The ratio between the number of MYP3 and the number of in MYP1?
7) The ratio between the number of boys and the number of girls in MYP1?
8) The ratio between the number of boys and the number of girls in MYP3?
9) The ratio between the number of boys and the number of girls in MYP4?