Answer:
$6.615
Step-by-step explanation:
Okay, does the value 3.5 represent the quantity of rice bought?
Let us assume this answer is yes, then we can go ahead and estimate the cost of the rice as
Total Cost =1.89*3.5
Total Cost =$6.615
Answer:
A) 30 cubes.
B) 30 units³.
Step-by-step explanation:
A) 1. Calculate the volume of the rectangular prism, as following:
2. You have that:
- The length is:
- The width is:
- The heigth is:
3. Substitute these values into the formula:
4. The volume of one cube is:
5. The length of one side is:
6. Substitute this value into the formula:
7. The number of small cubes that can be packed in the rectangular prism is:
B) 1. The length, the width and the height of the rectangular prism in term of units cubes is:
2. Therefore, the volume of the rectagular prism in terms of the small cube and a unit cube is:
Question 16:
and are the roots of the equation.
That means
So,
Compare coefficient
Consider
Ans: 8/5
Question 19:
Substitute x with -1
So,
Ans: -6
With what? I don't see the file, can you link it? Then I can try to help you out :)