Step-by-step explanation:
Total number of students=S
Number of girls =G
Number of Boys =G+124
G+G+124 = S
11/20S =G+124, solve for G, S
G=558 - Number of girls.
S =1,240 - Total number of students
1,240 - 558 =682 - Number of boys.
Answer:
not straight 2,4
Step-by-step explanation:
The square root of 625 is 25
48 divide by 4 sides = 12
12 x 12 = 144cm squared