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dlinn [17]
3 years ago
7

Ryan completed 1/8 of his test in 2/5 hour. If Ryan’s rate stayed the same, how much of his test was finished in one hour

Mathematics
2 answers:
gladu [14]3 years ago
7 0

Answer:

5/16

Step-by-step explanation:

In 5/2 the time, we expect that 5/2 × 1/8 = 5/16 of the test will be complete.

_____

5/2 × (2/5 h) = 1 h

svp [43]3 years ago
7 0

Answer:5/16

Step-by-step explanation: In 5/2the time, we expect that 5/2 *1/8= 5:16

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pantera1 [17]
41. Degree 3 = x^3 (maximum power in the equation)

Zeros: -1, 1, 3

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(x+4)x(x-2)= f(x) <--- expand as necessary

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If a varies directly as the cube root of b and if a=3 and b=64.find the formula connecting the variables hence find b when a=15/
Liono4ka [1.6K]

Answer:

b = 125

Step-by-step explanation:

Given a varies directly as \sqrt[3]{b} then the equation relating them is

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To find k use the condition a = 3 , b = 64 , then

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15 = 3\sqrt[3]{b} ( divide both sides by 3 )

5 = \sqrt[3]{b} , then

b = 5³ = 125

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