Answer:
A)
Let x be the no. of adults, and
y be the no. of students
x + y = 8
7.25x + 5.50y = 52.75
B)
y = 8 - x
7.25x + 5.5(8 - x) = 52.75
7.25x + 44 - 5.5x = 52.75
1.75x = 8.75
x = 5
y = 8 - 5 = 3
5 adults and 3 students
qbcStep-by-step explanation:a.
b
c
40.5
Step-by-step explanation:
a cube has 6 faces so 6.75 x 6 = 40.5
D
organisms are interconnected through their feeding patterns:
they process the route flow transmit through the intercellar silicosis.
