Answer:
310
Step-by-step explanation:
total no.of students=1872
ratio of boys to girls=7:5
sum of ratio=total of students
12/12=1872
7/12=?
7/12*1872/1=1092which is the number of girls
1872-1092=780which is the number of boys
difference =1092-780= 310
PEMDAS applies, so it should be multiply, then divide.
Sqrt14 = 3.74 (2dp)
The principal root is always the positive.
Mr. Gardener's annual interest rate is 8%.
40,000/500,000 = 0.08
