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MAVERICK [17]
3 years ago
9

Sally can drive 750 miles in 12 hours and 30 minutes. What is her unit rate in miles per hour?

Mathematics
1 answer:
Kaylis [27]3 years ago
8 0

Answer:

60

Step-by-step explanation:

750÷12.5=60

Convert 12 and a half hours into a decimal.=12.5

You would divide the 750 by the 12.5.

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What would the answer be
Hoochie [10]

Answer:

B.

Step-by-step explanation:

process of elimination. the red dot is not a 1/4 of the number of lines, so it cant be 12.25, 13.625 is impossible because it has a value less than 13, and 12.625 is impossible as well because it has a value less than 12.5 therefore 12.375 is the best answer, and the only correct answer

4 0
3 years ago
PT. 3 OF MY HW IT IS UNIT RATE​
inn [45]

Answer: The rate of change decreased.

Step-by-step explanation:

7 0
3 years ago
A furniture company manufactures desks and chairs. Each desk uses four units of wood, and each chair uses three units of wood. A
Troyanec [42]

Step-by-step explanation:

Although I cannot find any model or solver, we can proceed to model the optimization problem from the information given.

the problem is to maximize profit.

let desk be x

and chairs be y

400x+250y=P (maximize)

4x+3y<2000   (constraints)

according to restrictions y=2x

let us substitute y=2x in the constraints we have

4x+3(2x)<2000

4x+6x<2000

10x<2000

x<200

so with restriction, if the desk is 200 then chairs should be at least 2 times the desk

y=2x

y=200*2

y=400

we now have to substitute x=200 and y=400 in the expression for profit maximization we have

400x+250y=P (maximize)

80000+100000=P

180000=P

P=$180,000

the profit is $180,000

5 0
3 years ago
Your father is planning to cook for 35 people using a recipe that specifies two and a half cups of sugar for each six people,
almond37 [142]

Your father will require 14.6 cups of sugar for the larger group

<h3>Ratio and proportions</h3>

From the question, we have that 2.5 cups of sugar can be used to make recipes for 6 people that is;

6 people = 2.5 cups of sugar

In order to calculate for 35 people, we will have;

35 people  = x

Taking the ratio of the expressions

6/35 = 2.5/x

6x = 87.5

x = 87.5/6

x = 14.6

Hence your father will require 14.6 cups of sugar for the larger group

Learn more on ratio and proportions here: brainly.com/question/19994681

3 0
2 years ago
Jack purchases 12 gallons of gas on Monday. He uses 2/3
motikmotik

Answer:

Gallons of gas use for work and errands is <u>10</u>.

Step-by-step explanation:

Given:

Jack purchases 12 gallons of gas on Monday. He uses 2/3  of the amount purchased commuting to and from work during the week and an additional 2 gallons running errands.

So, to find the gallons of gas Jack use for work and errands:

Now, to get the amount of gas used to and from work during the week

=\frac{2}{3}of12

=\frac{2}{3}\times 12

=\frac{24}{3}=8\ gallons.

Additional 2 gallons of gas running errands.

Now,<em> total gallons of gas use for work and errands = 8 gallons + 2 gallons</em>

<em>                                                                                      = 10 gallons.</em>

Therefore, gallons of gas use for work and errands is 10.

8 0
3 years ago
Read 2 more answers
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