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svetoff [14.1K]
3 years ago
7

this year the winner of the New York Marathon ran the 8 km event in 24 minutes what is the runners unit rate

Mathematics
1 answer:
yan [13]3 years ago
7 0
1 km every 3 minutes
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Pete is using a recipe shown below to make fruit salad.He wants to use 32 diced strawberries in his fruit salad. How many banana
tatuchka [14]
8 strawberries : 32 strawberries
1:4 
This is the Ratio so
5 bananas : 20 bananas
6 apples : 24 apples
2 pears : 8 pears 
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2 years ago
A father is 38 years old. his sons are 13 and 5 years old, and his daughter is 8 years old. In how many years will the father be
nalin [4]

Answer:

6 years

Step-by-step explanation:

So each person's age can be represented as a linear equation, since each year our age increases by 1. It can be represented in the slope-intercept form: y=mx+b. The slope in this case is going to be 1, since the time is going to be years, and each year everyone's age goes up by 1 (of course if you're still alive...) and y-intercept in this case represents their current age.

So the father can be represented as: y=x+38

The sons can be represented as: y = x+13 and y=x+5

The daughter can be represented as: y=x+8

So adding up all his children you get:

(x+13)+(x+5)+(x+8)

This gives you the equation:

3x+26

Now set this equal to the father's age to solve for x (in this context it's years)

3x+26=x+38

Subtract from both sides

2x+26=38

Subtract 26 from both sides

2x=12

Divide both sides by 2

x=6

So in 6 years the father will be the same age as his children put together

8 0
1 year ago
Write an equation in slope-intercept form for each graph shown.<br><br><br> Please help!!!!!!!
stiv31 [10]

Answer:

y = 2x-3

Step-by-step explanation:

We have 2 points so we can find the slope

m = (y2-y1)/(x2-x1)

   = (1--3)/(2-0)

   = (1+3)/(2-0)

   =4/2

   = 2

The y intercept (where x=0) is -3

We can use the slope intercept form of the equation

y= mx+b  where m is the slope and b is the y intercept

y = 2x-3

3 0
3 years ago
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I chose the lion (50 mph) and the elephant, (25 mph), i need help writing a system of two linear equations showing the distance
IgorC [24]
So basically sense the lion is 50 and the elephant is 25 that’s half of 50 so if you find the lion’s distance you divide it by to and that’s the answer
4 0
2 years ago
Hi :)<br> Can anyone help me out?
elena55 [62]

Answer:

number 5:

(0 minus 1) minus 3= negative 4

number 6:

(0-4)+3=-1

5 0
2 years ago
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