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andriy [413]
3 years ago
5

The cost of three notebooks and four pencils is 8.50. The cost of final parts and eight pages is 14.50. Determine the cost of on

e notebook and the cost of one pencil?
Mathematics
1 answer:
Nikolay [14]3 years ago
5 0

Answer: the answ is 1 nb is 2$ and a pn is $0.50.

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If a person walks 1/3 mile in 1/5 minutes, how far will that person walk in one hour?
astra-53 [7]
1/15 miles because you’re basically multiplying the fractions i believe
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2 years ago
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Anyone who knows how to do this right please
Elan Coil [88]

Answer:

13. 9.77 inches (rounded to 3 s.f.)

14. 249m² (rounded to 3 s.f.)

Step-by-step explanation:

13. To find the arc length, the formula is the angle of the arc out of 360° multiplied by the circumference of the full circle. Circumference of circle: pi × r × 2

\frac{80}{360} × pi × 7 × 2 = 3\frac{1}{9}pi

                       = 9.77 inches (rounded to 3 s.f.)

14. To find the sector area, the formula is the angle of the sector out of 360° multiplied by the area of the full circle. Area of circle: pi × r × r

\frac{285}{360} × pi × 10 × 10 = 79\frac{1}{6}pi

                          = 249m² (rounded to 3 s.f.)

5 0
2 years ago
What is 1 7/8 rounded to the nearest yards?
vekshin1
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4 0
3 years ago
John makes 35% of his free throw shots.
Minchanka [31]

Answer:

(1)0.39

(2)0.14

(3)0.21

(4)0.26

Step-by-step explanation:

John makes 35% of his free throw shots.

  • The probability that John makes his shot =0.35
  • The probability that John misses his shot =1-0.35=0.65

Sue makes 40% of her free throw shots.

  • The probability that Sue makes her shot =0.4
  • The probability that Sue misses her shot =1-0.4=0.6

(1)John and sue both miss their shots

P(John and sue both miss their shots)

=P(John miss his shot) X P(Sue misses her shot)

=0.65 X 0.6 =0.39

(2)John and Sue both make their shots

P(John and Sue both make their shots)

=P(John makes his shot) X P(Sue makes her shot)

=0.35 X 0.4=0.14

(3)John makes his shot and Sue misses  hers

P(John makes his shot and Sue misses  hers)

=P(John makes his shot) X P(Sue misses her shot)

=0.35 X 0.6=0.21

(4)John misses his shot and Sue makes  hers

P(John misses his shot and Sue makes  hers)

=P(John miss his shot) X P(Sue makes her shot)

=0.65 X 0.4 =0.26

8 0
3 years ago
Need help!!! Please
Nady [450]

Answer:

I NEED HELP ON THAT ALSO

Step-by-step explanation:

6 0
3 years ago
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