Answer:
280 students
111 non students
Step-by-step explanation:
number of students (S)
number of non students (N)
S+N=391 S=391-N
4S+6N=1786
substitute S
4(391-N)+6N=1786
1564-4N+6N=1786
subtract 1564 from each side
2N=222
N=111
S=391-111=280
Something like this or wtv
Answer:
10/13
Step-by-step explanation:
0.03/0.039=30/39=10/13
Answer:
96 m²
Step-by-step explanation:
The figure is a trapezoid with bases of length 10 m and 22 m, and height 6 m. Putting these numbers into the formula for area of a trapezoid gives ...
A = (1/2)(b1 +b2)h
= (1/2)(10 m +22 m)(6 m) = 96 m²
The area of the figure is 96 m².
Answer:
X = 4
Step-by-step explanation:
3x=16-4
3x= 12
X=12/3
X= 4