3 years ago

Solve x: x/12 - 5 = 7 pls help

Mathematics

1 answer:

Zolol [24]3 years ago

7 0

Answer:

x = 144

Step-by-step explanation:

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The pie chart to the right shows how adults rate their financial shape. Suppose 4 people are chosen at random from a group of 14

Salsk061 [2.6K]

<u>Question Completion</u>

PIE CHART NUMBERS:

Excellent 9%
Good 41%
Fair 36%
Poor 13%
Other 1%

Answer:

0.000063

Step-by-step explanation:

Number of Respondents, n=1400

Probability that they would rate their financial shape as excellent = 0.09

Number of Those who would rate their financial shape as excellent

=0.09 X 1400

=126

Therefore:

The probability that 4 people chosen at random would rate their financial shape as excellent

$=\dfrac{^{126}C_4 \times ^{1400-126}C_0}{^{1400}C_4} \\=\dfrac{^{126}C_4 \times ^{1274}C_0}{^{1400}C_4}\\=0.000063 $(correct to 6 decimal places)$

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3 years ago

8. A cellphone company charges $29.99 per month for the first 500 minutes of calls and $0.30 a minute for any calls over the 500

scZoUnD [109]

Answer:

C) $64.49

Step-by-step explanation:

let 'x' = #minutes

cost = 29.99 + 0.3(x-500)

= 29.99 + .3(115)

= 29.99 + 34.50

= $64.49

8 0

3 years ago

What is the difference between -4=7 vs 5=5

KiRa [710]

Answer:

{-4 = 7, 5 = 5} = {False, True}

Step-by-step explanation:

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3 years ago

Can anyone help i’m in desperate need!?

Murljashka [212]

Answer:

1. coplanar

2. line segment

3. plane

4. ray

5. postulate

6. undefined terms

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8. point

5 0

3 years ago

PLEASE I NEED HELP ASAP

zysi [14]

Answer:

option C is the correct ans..

Step-by-step explanation:

A function f from A to B is a relation from A to B which assosciates each element of A to a unique element of B..

Option C fulfills all the case.So,C is the correct ans..

8 0

3 years ago

Solve x: x/12 - 5 = 7 pls help​

Solve x: x/12 - 5 = 7 pls help