2 years ago

18)

Mathematics

1 answer:

kondor19780726 [428]2 years ago

7 0

If the circumference of a circle is changed from 9 cm to 3 cm, then the diameter decreases by a factor of 3.

You might be interested in

How resources are used is determinated by peoples' <br> Choices<br> Retail costs<br> Regulations

lukranit [14]

I'm going to say choices.

7 0

2 years ago

George ate 2/ 3 of a container of Chinese food. Silvia ate 1/ 5 of the same container of Chinese food. What fraction of the cont

Liono4ka [1.6K]

Answer: Fraction of the container of Chinese food they eat together = $\dfrac{13}{15}$

Step-by-step explanation:

Given, Fraction of Chinese food eaten by George = $\dfrac23$

Fraction of Chinese food eaten by Silvia = $\dfrac15$

Fraction of the container of Chinese food they eat together = $\dfrac23+\dfrac15 =\dfrac{2\times5+3\times1}{3\times5}$

$=\dfrac{10+3}{15}=\dfrac{13}{15}$

Fraction of the container of Chinese food they eat together = $\dfrac{13}{15}$

4 0

2 years ago

Please help i will mark brainliest! for correct answers!

Ymorist [56]

I believe the answer is A

7 0

2 years ago

I think of a number N. I add 5 to N and then multiply the answer by 3. The result is 84. What is the number N that l first thoug

Grace [21]

The answer is 26.33 repeating
How you get that answer is
First do N times 3
so the you have 3n + 5 = 84
minus 5 from both sides and then you get 3n = 79
divid both sides by 3 and then you get n = 26.33 reapting

4 0

3 years ago

Read 2 more answers

Which of the following terms best describes a comparison of two numbers?

Yakvenalex [24]

Answer:

a ratio is a comparison between two numbers.

Step-by-step explanation:

mark me brainliest if this helps :)

6 0

2 years ago

Read 2 more answers