Identify all the prime numbers within each range of numbers given below (inclusive): a. 4 to 11 and b.) 16 to 25
1 answer:
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Answer:
Step-by-step explanation:
Let:
We need to eliminate one of the variables, so let's use elimination method. First multiply (1) by 4 and (2) by 3:
Now subtract 3*(2) from 4*(1) in order to eliminate x:
Solving for y:
Multiplying both sides by -1/13
Finally, replacing the value of y in (1)
Solving for x:
add 2 to both sides:
Multiply both sides by 1/3:
Answer:
The number of calories in 5.5 cups are <u>495</u>.
Step-by-step explanation:
Given:
You buy milk that contains 180 calories per 2 cups.
Now, to find the number of calories in 5.5 cups.
Let the number of calories in 5.5 cups be
As, in 2 cups there are 180 calories.
2 cups is equivalent to 180 calories.
Thus, the ratio would be
So, in 5.5 cups there are calories.
5.5 cups is equivalent to calories.
Thus, the ratio would be
Now, we set proportion to get the number of calories in 5.5 cups:
<em>By cross multiplying we get:</em>
<em>Dividing both sides by 2 we get:</em>
.
Therefore, the number of calories in 5.5 cups are 495.