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juin [17]
3 years ago
5

A function is defined by f(x) =6x+1.5. What is f(2.5)?

Mathematics
1 answer:
Ad libitum [116K]3 years ago
5 0

Answer:

16.5

Step-by-step explanation:

So we have the function:

f(x)=6x+1.5

To find f(2.5), substitute 2.5 for x. Thus:

f(2.5)=6(2.5)+1.5

Multiply:

f(2.5)=15+1.5

Add:

f(2.5)=16.5

And we're done!

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The minute hand of a clock is 4 inches long. How far does the tip of the minute hand move in 35 minutes? If necessary, round the
blsea [12.9K]

Answer:

14.66 inches

Step-by-step explanation:

Calculation for How far does the tip of the minute hand move in 35 minutes

The tip of a minute hand will always travels at 360 degrees in an hour ( 60 minutes)

Hence, the tip of the minute hand

distance will be calculated using this formula

Circumference of a circle=2*π*Radius* Clock Tip hand movement/Number of minutes per hour

Let plug in the formula

Circumference of a circle==2*π*4 inches*35 minutes/60 minutes

Circumference of a circle= =2*π*4 inches*0.58333

Circumference of a circle==14.659 inches

Circumference of a circle==14.66 inches (Approximately)

Therefore How far does the tip of the minute hand move in 35 minutes will be 14.58 inches

8 0
3 years ago
Write the formulas for the volumes of the rectangle prisms <br> PLEASE HELPP!
skad [1K]

Answer:

Base area x height

Length x Width x Height

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
If the unit selling price is $2.50 unit costs $1.00 what is the margin percentage when the unit costs increased &amp;.025
aleksandrvk [35]

Answer:

$3.125

Step-by-step explanation:

Selling Price = $2.50

Unit Cost = $1.00

Gross margin = (Unit cost/Selling price)*100

= (1/2.5)*100

Gross margin = 40%

Unit cost increased by 0.25.

New unit cost = $1.00 1+ $0.25 = $1.25

Selling price =( Unit cost/Gross margin)*100

Selling price =[ (1.25)/40]*100

= 125/40

Selling price = $3.125

Increases the unit selling price to $3.125

Hope this will helpful.

Thank you.

5 0
3 years ago
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Help it’s algebra 2!! asap plzz
Ostrovityanka [42]
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3 years ago
Geometry: I need help!
Alona [7]
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