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Ratling [72]
3 years ago
10

Is 0.4 over 0.8 a rational or irrational number

Mathematics
1 answer:
Rudik [331]3 years ago
5 0
It is a rational number and it equals 0.5 or 1/2
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What do you go by for the pattern 360,60,10 would it be add 60, divided by 6 ,multiply by 6 or subtract 300?
Elina [12.6K]

Answer:

divided by 6

Step-by-step explanation:

Given pattern

360,60,10

would it be add 60

lets

add 60 to each term

360 +60 = 420

but next term is 60, hence it incorrect choice

divided by 6

lets divide each term by 6

360/6 = 60 which is the next term in the series as well

60/6 = 10 which is also the next term in the series as well

hence divided by 6 is the correct option.

multiply by 6

multiply by 6 to each term

360 *60 = 21600

but next term is 60, hence it incorrect choice

subtract 60 from each term

360 -300 = 60 which is the next term in the series

60 -300 = -240 which is not same the next term in the series that is 10

hence this is incorrect choice

8 0
3 years ago
Pleasee helpp!!! NO LINKS OR FILES OR I WILL REPORT
Xelga [282]

Answer:

-2 : 1/49, 0 : 1, 2 : 49

Step-by-step explanation:

7 0
3 years ago
How many burritos could you make with 1/2 cup of salsa
Greeley [361]

Answer:

A lot of burritos...

Do you have answer choices?

7 0
3 years ago
A cheetah can run at top speed for only about 20 seconds. If an antelope is too far away for a cheetah to catch it in 20 seconds
Lisa [10]
The friend would be incorrect. The antelope  running 60 feet per second will be safe if the cheetah running at 90 feet per second is 650 feet behind it. To prove this, we can calculate the time it takes for the cheetah to reach the initial position of the antelope which is 650 ft from its initial position. We do as follows:

time to reach 650 ft = 650 ft / 90 ft/s = 7.22 s

After 7.22 s, the antelope would be,

distance of the antelope = 60 ft /s (7.22 s) = 433.33 ft

It would be 433.33 ft away from its initial position. So, the cheetah would not be able to reach the antelope when it travels 650 ft.
6 0
3 years ago
Match the solution set given in inequality notation with the solution set given in interval notation.
sasho [114]

Answer:

x≤7.8  ⇒(-∞;7.8]

x<7.8  ⇒ (-∞;7.8)

x>7.8  ⇒ (7.8; ∞)

x≥7.8  ⇒ [7.8; ∞)

Step-by-step explanation:

Hi, to answer this question we have to analyze each expression:

• x≤7.8

The solution is all the numbers less or equal to 7.8, since it can be equal to 7.8, it includes 7.8 , we have to use closed brackets

(-∞;7.8]

• x<7.8

All the numbers less than 7.8 , it excludes the endpoint , it's an open interval (parenthesis)

(-∞;7.8)

• x>7.8

All the numbers higher than 7.8, open interval (parenthesis)

(7.8; ∞)

• x≥7.8

All the numbers higher or equal to 7.8, closed interval (closed brackets for the endpoint)

[7.8; ∞)

4 0
3 years ago
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