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3 years ago

11

A machine adds metal bands called ferrules and erasers to one end of a pencil. It takes the machine 2.5 hours to add ferrules an

d erasers to 4,200 pencils. How many pencils does this machine process per minute?

1 answer:

andreev551 [17]3 years ago

3 0

Answer:

28

Step-by-step explanation:

Convert 2.5 to minutes = 150 minutes. Then divide 4200/150 which gives you 28 per minute

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A) A rectangle is 8.7 cm long and 5.4 broad.

Mama L [17]

Step-by-step explanation:

a)i) perimeter= side+side+side+side

perimeter=8.7+8.7+5.4+5.4=28.2cm

ii) area=h×b

area=8.7×5.4=46.98cm²

b)i) perimeter=20.35+20.35+17.84+17.84

perimeter=76.38cm

ii)area=20.35×17.84

area=363.044cm²

c) area of rectangular field=937.125m²

Length=36.75m

i)Breadth=937.125÷36.75=25.5m

ii)perimeter=36.75+36.75+25.5+25.5

perimeter=124.5m

8 0

3 years ago

The initial number of views for a blog was 10. The number of views is expected to grow at a rate of 15% per week. How many views

Norma-Jean [14]

Answer:

20 views

Step-by-step explanation:

Initial number = 10
Weekly growth rate = 15% or 1.15 times

<u>Equation for this relationship:</u>

V(t) = 10*1.15^t, where t - number of weeks

<u>Number of views in 5 weeks:</u>

V(5) = 10*1.15^5 = 20 views (rounded)

5 0

4 years ago

Which one doesn’t belong? Why? Explain. please help me

USPshnik [31]

Hi again! I'm assuming that the straight line, which I believe is for y = -2 doesn't belong because everything else has two lines, I mean like it reflects off a certain point on the x or y axis but b) [as I like to call it] doesn't reflect on another axis.

6 0

3 years ago

Which of these is the x-intercept of x=3?

Kitty [74]

The x-intercept is C, because x is 3, and y is understood 0, so by (x,y) it's (3,0)

3 0

3 years ago

Ryan has two jobs. He earns $9 per hour for x hours babysitting his cousins and he earns $18 per hour for y hours working at the

Volgvan

Answer:

Umm I don't think you wrote out the whole question...

Step-by-step explanation:

$18 nine hours, $9 one hour = $177

$18 eight hours, $9 two hours = $162

$18 seven hours, $9 three hours = $153

$18 six hours, $9 four hours = $144

$18 five hours, $9 five hours = $135

$18 four hours, $9 six hours = $126

$18 three hours, $9 seven hours = $117

$18 two hours, $9 eight hours = $108

$18 one hour, $9 nine hours = $99

5 0

3 years ago