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Sergio039 [100]
3 years ago
7

80 is 25% of what number

Mathematics
2 answers:
kozerog [31]3 years ago
4 0
25% is also 1/4 
80X4=320
alex41 [277]3 years ago
3 0
320 is the answer just add 80 four times

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Please help! Math problem is attached!!
Tamiku [17]

Answer:

Ounces of strawberry juice: 20 ounces

Ounces of water: 80 ounces

Step-by-step explanation:

For this problem, we can use the equation:

x + y = 100 ounces

Where x = The number of ounces of strawberry juice

and y = The number of ounces of water

Since we know that Molly uses four times as many ounces of water for each ounce of strawberry juice, we can conclude that:

y = 4x

With this information, we can use substitution to solve for x.

x + y = 100 ounces

x + (4x) = 100

Combine like-terms.

5x = 100

x = 20

Now that we know the value of x, we can figure out how many ounces of strawberry juice and how many ounces of water Molly needs.

Since x = The number of ounces of strawberry juice, Molly needs to use 20 ounces of strawberry juice.

Since y = The number of ounces of water, Molly needs to use 80 ounces of strawberry juice. (y = 4x | x = 20 | y = 4(20) | y = 80)

~Hope this helps!~

7 0
3 years ago
Graph the line that passes through the points (9, -9) and (9,−4) and determine the equation of the line.
yKpoI14uk [10]

Answer:

x = 9

Step-by-step explanation:

Since both points share the same x-coordinate, look no further.

It has to be a vertical line with x-coordinate 9.

8 0
4 years ago
What is (9 x2/3) x2/3
lutik1710 [3]

Answer:

4

Step-by-step explanation:

First you have to follow pemdas, which says you have to follow this order:

Parentheses first, exponents second, multiply, divide, add, and then subtract. Always follow from left to right. First solve inside the parentheses.

9x2/3=6 and then multiply the product by 2/3 {6x2/3=4}

4 0
3 years ago
A theater has 20 rows of chairs. The first row has 16 chairs, the second has 18, the third has 20, and so on. In total, the thea
Brilliant_brown [7]
<span>This is an arithmetic progression, i.e. 16,18,20,22,24,26,28.......... where 16 is the number of people seats in 1st row, 18 seats in second row, 20 seats in third row and so on. The Total number of seats in 20 rows = n/2{2a+(n-1)d}. Here, d = 2 , n =20, a = 16. Thus, Sum = 10 {32+ 19*2} = 10 {70} = 700 seats in total. </span>
5 0
3 years ago
Read 2 more answers
I need some help with this​
Contact [7]
The answer for the first one is city c
8 0
3 years ago
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