Answer:
8 were absent
Step-by-step explanation:
20% of 40 is 8
Answer:18(3)
Step-by-step explanation:

From any proportion, we get another proportion by inverting the extremes (or the means):

= k
so we have:
2x=3k
2x+y=2k therefore:
3k+y=2k
y= - k
x=


= -

The corect answer is A. -3/2
or:

From any proportion, we get another proportion by inverting the extremes and the means:

We use a property of proportions:

where a, d are extremes and b,c are means and the product of the extremes equals the product of the means (a*d=b*c),
so we have

or

(you can check this also by "the product of the extremes equals the product of the means")



3y = - 2x
Dogs walk on 4 legs.
Dogs have a stronger smell than us.
Dogs have a thicker layer of fur.
Dogs are allergic to types of food that we can digest.
Dogs only live around 15 years, and we live up to around 70.
Dogs have sweat glands on their pads and nose.
Dogs have a smaller population than dogs.
Dogs sleep more than humans.
Dogs live for survival, not for fame, money, nor any other materialistic possessions.
Answer:
78.6m of fencing
That would cost $982.50
Step-by-step explanation:
Perimeter: 2(22.7)+2(16.6)=P
P = 78.6
Cost: 78.6*12.50
C = 982.50