3 years ago

Hi Can you answer these questions Either you answer all or just one it’s ok Thx

Mathematics

1 answer:

MA_775_DIABLO [31]3 years ago

4 0

Answer:

I'm sorry if you can't read it. I hope I could still help.

Step-by-step explanation:

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Help me with thissss too

kramer

Answer:

dont know

Step-by-step explanation:

6 0

2 years ago

Assume that when adults with smartphones are randomly selected, 57% use them in meetings or classes. If 8 adult smartphone use

vovikov84 [41]

Answer:

≈ 0.2526

Step-by-step explanation:

The number of combinations of 4 out of 8:

8C4 = 8!/(4!(8-4)!)= 8*7*6*5/(1*2*3*4)= 70

Success factor is:

57% = 0.57

and failure factor is:

(100 - 57)%= 43%= 0.43

Probability:

0.57⁴*0.43⁴*70 ≈ 0.2526

6 0

3 years ago

How to find a unit rate 305 rotation in 5 minutes

wariber [46]

A unit rate will always end up having one as its denominator so divide 305 by 5 which is 61 rotations/1 minute.

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3 years ago

Simplify: 5√3+4√12-2√75

svlad2 [7]

Answer:

8 + $5\sqrt{3}$ $-10\sqrt{7}$

Step-by-step explanation:

i just wrote $5\sqrt{3}$ as a decimal

times 2 with $4\sqrt{1}$ and

times 5 with $-2\sqrt{7}$

i might be wrong but hope this helps

3 0

3 years ago

Hep me please and thx u

zubka84 [21]

Answer:

what do i dohere?

Step-by-step explanation:

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3 years ago

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