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Natasha_Volkova [10]
3 years ago
15

The Jeffersons just finished eating dinner at their favorite restaurant. The family group consists of a grandfather, mother, fat

her, and three children. The average cost of each family member’s meal was $9.80. By rounding to the nearest whole dollar, find a reasonable estimate of the total cost of this meal. A. $50 B. $55 C. $60 D. $65
Mathematics
1 answer:
zlopas [31]3 years ago
6 0
The cost for each of the 6 family members was about $10, so the meal cost can be estimated at 6 * $10 = ...
  C. $60
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Pls help fastBelow!!!!
julsineya [31]

So the scale is 3/4 cm for every 6 meters

So if you have 8 cm, we want to find the dimension of the actual wall

convert cm to meters

0.75 cm = 0.0075 meters

8 cm = 0.08 meters

\frac{0.0075}{6} = \frac{0.08}{x}

Cross Multiply

0.0075x = 0.48

x = 64 meters


6 0
4 years ago
A train leaves Little Rock, Arkansas, and travels north at 80 kilometers per hour. Another train leaves at the same time and tra
makvit [3.9K]
Distance = rate * time

580 = (80+65) * t
T = 4 hours
8 0
3 years ago
Determine the slope intercept form of the linear equation x/2-y+6=0
luda_lava [24]

Answer:

General equation of a line:

y = mx + b

then express in that form:

\frac{x}{2}  - y + 6 = 0 \\ \\   - y =  -  \frac{x}{2}  - 6 \\  \\ { \boxed{ \boxed{y =  \frac{1}{2} x + 6}}}

4 0
3 years ago
Explain how to solve 3^x-4=6 using the change of base formula log base b of y equals log y over log b. include the solution for
Alexxandr [17]

Answer:

x = log 10/log 3

Step-by-step explanation:

3^x - 4 = 6

3^x = 10

We take log base 3 of both sides since log_3 3^x is simply x.

log_3 3^x = log_3 10

x = log_3 10

We have an answer for x, but it is a log base 3. We want log base 10.

Now we use the change of base formula.

log_b y = log y/log b

x = log 10/log 3

7 0
3 years ago
Whats the mean for this data? round to 2 decimals places
kolbaska11 [484]

Answer:

1992.38

Step-by-step explanation:

The mean, or average, of a set of data points is found by adding all the values together and dividing by the number of values.

Sum:

1911.56 + 1956.69 + 1903.16 + 1958.82 + 1910.87 + 1983.14 + 2014.12 + 2023.86 + 2057.26 + 2034.21 + 2087.73 + 2067.14 = 23908.56

Divide:

There are 12 numbers, so divide 23908.56 by 12:

23908.56 / 12 = 1992.38

The average is thus 1992.38.

<em>~ an aesthetics lover</em>

5 0
3 years ago
Read 2 more answers
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