2 years ago

Write a general formula to describe the variation: x varies jointly with the inverse of the sum of y and z.

Mathematics

1 answer:

natali 33 [55]2 years ago

3 0

X=k/(x+y)...............

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Dividing one number by another results in the _____ of one number to the other.

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I think the answer is half of one number to the other

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2 years ago

A certain slot machine has three identical independent wheels, each with 13 symbols as follows: 1 bar, 2 lemons, 2 bells, 2 plum

kari74 [83]

Answer:

Step-by-step explanation:

Given

there are 13 symbols in slot machines i.e. 1 bar , 2 lemons , 2 bells ,2 plums ,3 cherries , 3 oranges

there are Total of 3 machines

Probability of getting bar in machine is $\frac{1}{13}$

Probability of getting 3 bar on 3 machine $=\frac{1}{13} \times\frac{1}{13}\times \frac{1}{13}=\frac{1}{2197}=0.0004$

Probability of getting an orange $=\frac{3}{13}$

Probability of getting 3 oranges on 3 machine $=\frac{3}{13} \times\frac{3}{13}\times \frac{3}{13}=\frac{27}{2197}=0.0122$

Probability of getting a Plum $=\frac{2}{13}$

Probability of getting 3 Plums on 3 machine $=\frac{2}{13} \times\frac{2}{13}\times \frac{2}{13}=\frac{8}{2197}=0.0036$

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2 years ago

Using the defects method, which of these relationships represents the Law of Cosines if the measure of the included angle betwee

Radda [10]

Cosine Law:
c² = a² + b² - 2 a b cos C
Answer:
C ) area of square c² = area of square a² + area of square b²
- area of defect 1 - area of defect 2

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2 years ago

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What is the name of the figure?

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That is a Triangular Prism.

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Sam bought a soda and a bag of chips for $3. If the soda cost $1.75, how much was the bag of chips?

Anarel [89]

Answer:

1.25

Step-by-step explanation:

The bag of chips is worth the same as the entire purchase minus the soda.

Therefore the chips are worth 3 - 1.75 = 1.25

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