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Soloha48 [4]
1 year ago
11

An office building has the same number and size of offices on each floor. If there are 21 offices on the first 3 floors, then wh

at is the total number of offices in the 10 story building?
Mathematics
1 answer:
zhenek [66]1 year ago
6 0

Answer:

70 offices

Step-by-step explanation:

21 ÷ 3 to get amount per floor, 7 per floor, 7 × 10 = 70, 70 offices

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What is the square root of 163
gregori [183]

Step-by-step explanation:

The actual square root value is

12.7671453348...

But we Have taken only significant

figure and it is as 12.76

5 0
3 years ago
Carl is buying supplies for a party bags of chips cost three dollars per bag and sodas cost two dollars per can he has $24 to sp
Mashutka [201]

Answer:

4 Chips $12 and 6 cans of soda $12.

Step-by-step explanation:

Each chip cost $3*4=12 and Soda cans cost $2*6=12

12+12=$24. You can also figure a few of different ways, this is one of them.

3 0
2 years ago
Find the value of x so that the function has the given value.<br><br> j(x)=−4/5x+7; j(x)=−5
zavuch27 [327]
Sub j(x)=-5 into the first eq.
-5=(4/5x)+7
Add 7 to both sides
2=4/5x
Muliply both sides times 5x
10x=4
Divide both sides by 10
X=4/10
Simplify
X=2/5
4 0
3 years ago
Find the probability of having 2,3, or 4 successes in five trials of a binomial experiment in which the probability of success i
DiKsa [7]

0.45033504848

Explanation:

The binomial formula is given by
<span>nCk⋅<span>ρk</span><span><span>(1−ρ)</span><span>n−k</span></span></span> thus the result for x would be

<span>p<span>(x=2)</span>=<span>(<span><span>5!</span><span><span>(5−2!)</span>2!</span></span>)</span><span><span>(.4)</span>2</span><span><span>(1−.4)</span><span>5−2</span></span>=0.3456</span>

<span>p<span>(x=3)</span>=<span>(<span><span>5!</span><span><span>(5−3!)</span>3!</span></span>)</span><span><span>(.4)</span>3</span><span><span>(1−.4)</span><span>5−3</span></span>=0.13824</span>

<span>p<span>(x=4)</span>=<span>(<span><span>5!</span><span><span>(5−4!)</span>4!</span></span>)</span><span><span>(.4)</span>4</span><span><span>(1−.4)</span><span>5−4</span></span>=0.027648</span>

<span><span>p<span>(a∪b∪c)</span>=p<span>(a)</span>+p<span>(b)</span>+p<span>(c)</span>−p<span>(a)</span>⋅p<span>(b)</span>−p<span>(a)</span>⋅p<span>(c)</span>−p<span>(b)</span>⋅p<span>(c)</span></span><span>=.3456+.13824+.027648−.047775744−.0095551488−0.00382205952</span></span>

<span>p<span>(a∪b∪c)</span>=<span>0.45033504848</span></span>

6 0
3 years ago
WILL GIVE BRAINLIEST IF BOTH QUESTIONS ARE CORRECT!!!
julia-pushkina [17]

Answer:

69824.21

¯\_(ツ)_/¯

\\ Λ_Λ This is Memecat. Help

\( 'ㅅ' ) memecat take over

> ⌒ヽBRAINLY by pasting her

/ へ\ in 999 other servers

/ / \\ or she will never

レ ノ ヽつ be a meme

/ /

/ /|

(=✪ᆽ✪=)

o(*≧□≦)o

Step-by-step explanation:

5 0
2 years ago
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