Answer:
$20
Step-by-step explanation:
multiply 100.00 x 5% which is 100x 0.05, then it will give you 5.
add 5, 4 more times which will give you 20
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Answer:
50 kg water.
Step-by-step explanation:
We have been given that the number of kilograms of water in a human body varies directly as the mass of the body.
We know that two directly proportional quantities are in form
, where y varies directly with x and k is constant of variation.
We are told that an 87-kg person contains 58 kg of water. We can represent this information in an equation as:
![58=k\cdot 87](https://tex.z-dn.net/?f=58%3Dk%5Ccdot%2087)
Let us find the constant of variation as:
![\frac{58}{87}=\frac{k\cdot 87}{87}](https://tex.z-dn.net/?f=%5Cfrac%7B58%7D%7B87%7D%3D%5Cfrac%7Bk%5Ccdot%2087%7D%7B87%7D)
![\frac{29*2}{29*3}=k](https://tex.z-dn.net/?f=%5Cfrac%7B29%2A2%7D%7B29%2A3%7D%3Dk)
![\frac{2}{3}=k](https://tex.z-dn.net/?f=%5Cfrac%7B2%7D%7B3%7D%3Dk)
The equation
represents the relation between water (y) in a human body with respect to mass of the body (x).
To find the amount of water in a 75-kg person, we will substitute
in our given equation and solve for y.
![y=\frac{2}{3}(75)](https://tex.z-dn.net/?f=y%3D%5Cfrac%7B2%7D%7B3%7D%2875%29)
![y=2(25)](https://tex.z-dn.net/?f=y%3D2%2825%29)
![y=50](https://tex.z-dn.net/?f=y%3D50)
Therefore, there are 50 kg of water in a 75-kg person.
Answer:
(- 7, - 3) and (7, - 3)
Step-by-step explanation:
The best way to do this is to sketch the graph...when dealing with reflection in the y axis, the value for y remains the same and the value for x becomes negative if it was positive or becomes positive if it was negative
Answer:
C = 210cm^3
Step-by-step explanation:
We can get an estamate when we use the equation L x H x W = x/2
This shows 8 x 8 x 7, then divide by 2 = 224cm^3
The reason it is slightly less could be the facts the teachers want you to remember this one.
For right side prism the equation is (1/2)b x h x H
which means;
The volume of a triangular prism can be found by multiplying the base times the height. Both of the pictures of the Triangular prisms below illustrate the same formula. The formula, in general, is the area of the base (the red triangle in the picture on the right) times the height,h.
We use the side and base that surrounds the right side as (1/2)base and as side to find area then use the H as the height being the 7.