Homework 1.1
Table 1 below shows the number of children per grade in Nu Horizon High school.
TABLE 1: The number of boys and girls in Nu Horizon High school
GRADE
8
BOYS
95
120
99
B
75
GIRLS
102
118
101
95
80
TOTAL
197
238
А
186
C С
10
11
12
Study TABLE 1 and answer the questions that follow:
1.1.1
Determine the value of A, B and C
1.1.2
In which grade are there more boys than girls?
1.1.3
Determine the ratio of boys : girls in Grade 12 in a simplified form.​