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katovenus [111]
3 years ago
6

Which number is rational? GIVING OUT BRAINLIEST!!

Mathematics
2 answers:
mojhsa [17]3 years ago
4 0

Answer:

The 4th option.

Step-by-step explanation:

Rational numbers are numbers which can be expressed as a fraction. Irrational numbers are numbers which can't be expressed as a fraction. Square root 16 is a perfect square so it is a rational number.

zimovet [89]3 years ago
3 0

Answer:

The last one, the square root of 16.

Step-by-step explanation:

All the other answers you'll get a decimal. The square root of 16 is the only one you don't get a decimal for.

4 × 4 = 16

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What is the volume of a sphere with a diameter of 5 in? Round your answer to the nearest hundredth of a cubic inch.
Anettt [7]

if the sphere has a diameter of 5, then its radius is half that, or 2.5.

\bf \textit{volume of a sphere}\\\\ V=\cfrac{4\pi r^3}{3}~~ \begin{cases} r=radius\\[-0.5em] \hrulefill\\ r=2.5 \end{cases}\implies V=\cfrac{4\pi (2.5)^3}{3}\implies V=\cfrac{62.5\pi }{3} \\\\\\ V\approx 65.44984694978736\implies V=\stackrel{\textit{rounded up}}{65.45}

3 0
4 years ago
I really need help please!! <br><br> Please show work!! Will mark brainliest!!
Setler [38]

Answer:

A) Lifetime: 200+15x

Health Bridge: 50+30x

B.1) Yes, they are both the same price after 10 Months at an amount of $350

B.2) Lifetime gym would be cheaper by $30

C) Health Bridge Gym because it is $60 less

D) Lifetime Gym

Step-by-step explanation:

A) 200=Initial Fee___15=Monthly Cost___x=Months

50=Initial Fee___30=Monthly Cost___x=Months

--------------------------------------------------------------------------------------------------------------

B.1) 200+15(10)=350

50+30(10)=350

--------------------------------------------------------------------------------------------------------------

B.2) 200+15(12)=$380

50+30(12)=$410

--------------------------------------------------------------------------------------------------------------

C) 200+15(6)=290

50+30(6)=230

--------------------------------------------------------------------------------------------------------------

Lifetime Gym's initial fee is greater than Health Bridge's fee but without exceeding $500, you are able to go to the gym for 20 months rather than 15 months using Health Bridge's plan.

D)200+15(20)=$500

50+30(15)=$500

--------------------------------------------------------------------------------------------------------------

I hope this is enough work shown, if you need a better understanding let me know and I will revise the equations for you.

5 0
3 years ago
How many minutes are in the month of October
nadezda [96]

October has 31 days.

31 days x 24 hours in a day x 60 minutes in one hour 

= 44,640 minutes.

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If the word is a proper noun, choose the answer that begins with a capital letter. If the word is a common noun, choose
ad-work [718]
School is not a a proper noun so it will start with a lowercase letter
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C.) Apple offers a buyback program for iPhones after they are 5 years old. They
max2010maxim [7]

Answer: It would not be profitable to sell it back for 100$.

Step-by-step explanation:

It would not be profitable because you might have payed 300-1000$ (Depending what phone you buy) for your phone. It would only be profitable for the older generation of the phones like iPhone 5 and iPhone 6.

4 0
3 years ago
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