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Natali5045456 [20]
3 years ago
14

Please I need emergency help.......

Mathematics
1 answer:
ollegr [7]3 years ago
3 0

Answer:

C)

Step-by-step explanation:

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320% expressed as a mixed number in simplest form is______________
puteri [66]
320%
= 320/100
= (320/20) / (100/20)
= 16/5
= (15+1)/ 5
= 15/5+ 1/5
= 3+ 1/5
= 3 1/5

The final answer is 3 1/5~
8 0
3 years ago
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Petrolyn motor oil is a combination of natural oil and synthetic oil. It contains 8 liters of natural oil for every 5 liters of
coldgirl [10]

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it would need 40 liters of natural oil

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5 0
3 years ago
What is the surface area of the rectangular prism?
algol [13]

let me lie down this prism.

Check the picture below.

so the prism is really 6 rectangles stacked up to each other at the edges, so we can simply get the area of each rectangle and sum them up.

\bf \stackrel{rectangles}{\stackrel{\textit{top and bottom}}{2(3.5\cdot 9)}~~~~+~~~~\stackrel{\textit{left and right}}{2(9\cdot 5)}~~~~+~~~~\stackrel{\textit{front and back}}{2(3.5\cdot 5)}} \\\\\\ 63+90+35\implies 188

8 0
4 years ago
Use calculus to find the volume of the following solid S S : The base of S is a circular disk with radius r. Parallel cross-sect
choli [55]

Answer:

The correct answer is: A = 1/2 bh V = integral A(x) from [-r, r].

Step-by-step explanation:

x^2 +y^2 = r^2 A = 1/2 bh b = 2y = 2sqrt[r^2 - x^2] so that gives A = 1/2 [ 2sqrt(r^2 - x^2)]h which gives A = sqrt[r^2 - x^2]h

8 0
3 years ago
Jenny is cooking a chicken for dinner. A chicken needs to be cooked for 40 mins per kilogram, plus an extra 20 mins. How long wi
goldenfox [79]

1.679 kg * (40 min)/(kg) + 20 min = 67.16 min + 20 min = 87.16 min

7 0
3 years ago
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