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Basile [38]
3 years ago
8

1

Mathematics
1 answer:
Licemer1 [7]3 years ago
4 0

22,5

Step-by-step explanation:

45 :2 = 22,5 mark me plz thanks

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find how many quarts of 5% butterfat milk and 2% butterfat milk should be mixed to yield 75 quarts of 3% butterfat milk
Karo-lina-s [1.5K]

We need 75 quarts of 3% butterfat milk. How much of 2% and 5% do we need to mix? (t = 2% and f = 5%)

A) t + f = 75

B) .02 t + .05 f = (.03 * 75)

B) .02 t + .05 f = 2.25


Solving for t and f:

t = 50 quarts of 2 % and

f = 25 quarts of 5%


Double-Check

50 * .02 = 1 quart of buttermilk

25 * .05 = 1.25 quarts of buttermilk


2.25 quarts divided by 75 quarts = 3 % buttermilk



6 0
3 years ago
The box plots show the weights, in pounds, of the dogs in two different animal shelters.
vovikov84 [41]

Answer:

The range in shelter A is 22, and the range in shelter B is 18.

Step-by-step explanation:

Okay so basically, the range is the difference between the smallest number and the greatest number.

The smallest weight for shelter a is 8. The largest weight is 30.

30-8= 22.

Same thing for the other shelter. The smallest weight is 10, and the largest weight is 28. 28-10= 18.

7 0
4 years ago
Do the following ratios form a proportion? 5/8, 9/14 OR 10/16, 18/28 BRAINLIEST AND 30 POINTS
Klio2033 [76]

Answer:

18/28

Step-by-step explanation:

4 0
3 years ago
The sides of a triangle are in the ratio 3 : 4 : 5. What is the length of each side if the perimeter of the triangle is 90 cm?
iogann1982 [59]
What we can do is set up an algebraic equation. 

our variable can me L for Length

3L+4L+5L=90

now all we have to do is solve

12L=90
----   ----
12      12

L=7.5

now multiple each number in the ratio by 7.5 to find out how long each side is

3 times 7.5 is 22.5
4 times 7.5 is 30
5 times 7.5 is 37.5

the side lengths are 22.5, 30, and 37.5
8 0
3 years ago
Trey has plastic cubes stored in a box that measures 4 ft long, 212 ft wide, and 2 ft tall. The edge length of each plastic cube
castortr0y [4]
Your answer would be 160 had it on a test

hope this helps
6 0
4 years ago
Read 2 more answers
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