2 years ago

Which of the following is an arithmetic sequence?

Mathematics

1 answer:

Semenov [28]2 years ago

8 0

Answer: 4, 1, 4, 7,...

Step-by-step explanation:

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3/7•d=9/14 in this Problem you want to find what d equals

sertanlavr [38]

→ Chapter : Fractions ←
≡ We know that:
⇔ $(\frac{a}{b}) \div (\frac{c}{d})=(\frac{a}{b}) \times (\frac{d}{c})$

≡ Solution:
⇒ $(\frac{3}{7}) \times (d)=\frac{9}{14}$
⇒ $d=(\frac{9}{14}) \div (\frac{3}{7})$
⇒ $d=(\frac{9}{14}) \times (\frac{7}{3})$
∴ $\boxed{\frac{3}{2}}$

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2 years ago

If the bases of a trapezoid have lengths of 19 and 38, what is the length if the median?

Feliz [49]

Length of the median would be: a+b / 2 = 19+38 / 2 = 57/2 = 28.5

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2 years ago

Bill and Henry were in a long jump competition. Bill went first and jumped 14.3 feet. If Henry jumped 1.3 times as far as Bill,

emmainna [20.7K]

B = 14.3
H = 1.3B

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2 years ago