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Marysya12 [62]
3 years ago
13

A restraurant owner estimates that his restaurant will sever 430 customers the first week it is open the actual number of custom

ers the first week is 400 find the percent error
Mathematics
1 answer:
AlexFokin [52]3 years ago
5 0

Answer:

7.5% error

Step-by-step explanation:

Percent Error = ( | measured - real | / real ) x 100%

|430 - 400| / 400 = |-30| / 400

( 30 / 400 ) x 100%

= 7.5%

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X to the second power equal 35
Elena L [17]

Answer:

x² = 35

Step-by-step explanation:

This expression as an equation is x² = 35

<em>x</em><em> </em><em>to</em><em> </em><em>the</em><em> </em><em>second</em><em> </em><em>power</em><em> </em><em>is</em><em> </em><em>x²</em>

<em>Therefore</em><em> </em><em>x</em><em> </em><em>to</em><em> </em><em>the</em><em> </em><em>second</em><em> </em><em>power</em><em> </em><em>equal</em><em> </em><em>to</em><em> </em><em>35</em><em> </em><em>as</em><em> </em><em>an</em><em> </em><em>equation</em><em> </em><em>is</em><em> </em><em><u>x²</u></em><em><u> </u></em><em><u>=</u></em><em><u> </u></em><em><u>35</u></em>

4 0
3 years ago
What does 5/7 × 2/1 equal? <br>(Please leave an explanation, so I can understand!)
White raven [17]
\bf \cfrac{5}{7}\times \cfrac{2}{1}\implies \cfrac{5\times 2}{7\times 1}\implies \cfrac{10}{7}\implies 1\frac{3}{7}
7 0
3 years ago
I need help with this please
pickupchik [31]

Hey there! :)

Answer:

0.3.

Step-by-step explanation:

Looking at the row for "Less than 80° F", the column for "Rain" shows a 0.3 probability in the table. Therefore:

The probability of rain on a day less than 80°F is 0.3.

3 0
3 years ago
The Electrotech Corporation manufactures two industrial-sized electrical devices: generators and alternators. Both of these prod
LekaFEV [45]

Answer:

X1 = number of generators, X2 = number of alternators

Step-by-step explanation:

Hope this helps!

4 0
3 years ago
Put these in order below are exactly divisible by 9?<br><br> 119 702 432 641 372
KiRa [710]
119 ÷ 9 = 13 2/9
702 ÷ 9 = 78
432 ÷ 9 = 48
641 ÷ 9 = 71 2/9
372 ÷ 9 = 41 3/9 ⇒ 41 1/3

702 and 432 are divisible by 9. The rest are not. 


7 0
4 years ago
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