2 years ago

Help with all three IM CONFUSED

Mathematics

2 answers:

icang [17]2 years ago

5 0

Answer:

How does y vary with x?

This is called direct variation and to find proportionality, we use the formula y/x = K

Step-by-step explanation:

The first table's results would look like:

6:15

12:30

18:45

24:60

30:75

To do these, you divide the y values by the constant to receive x.

If you need more help, you message me :) Good luck with your work!

Maslowich2 years ago

5 0

Answer: k=x/y

Step-by-step explanation: Voila

You might be interested in

If angle a = 11°, what does angle b equal?

N76 [4]

The answer is 169 because 180-11=169

6 0

3 years ago

Read 2 more answers

Wanda found a cone-shaped Seashell on the beach. The shell has a height of 63 millimeters and a base radius of 8 millimeters. Wh

charle [14.2K]

Answer:

Step-by-step explanation:

V = 4222.30053 m3

3 0

2 years ago

In 2010, the population of a city was 114,000. From 2010 to 2015, the population grew by 7.7%. From 2015 to 2020, it fell by 6.6

vovikov84 [41]

Answer:

From 2010 to 2015 the population grew by 8778 (rounded answer 8800)

Step-by-step explanation:

6 0

2 years ago

3. The weekly sales of a magazine increased

KiRa [710]

Answer:

b. 20%

Step-by-step explanation:

20% is the am mount of increase

3 0

2 years ago

Read 2 more answers

6.5 kg to 3.9 kg, what was the percent decrease

igomit [66]

Answer: 40%

Step-by-step explanation:

Given,

Initial mass = 6.5kg

final mass = 3.9kg

So, Change in mass = initial mass - final mass

= 6.5 - 3.9

= 2.6 kg

and,

Change in percentage of mass = $\frac{change in mass}{original mass} * 100$

Change in percentage of mass = $\frac{2.6}{6.5} * 100$

= 40

6 0

2 years ago