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tatyana61 [14]
4 years ago
10

A small class has

Mathematics
2 answers:
Yakvenalex [24]4 years ago
5 0
The probability of girls chosen first is 5/10=1/2.
Then the probability of boys chosen after is 5/9. So the probability of both event is 1/2 × 5/9 =5/18.
Xelga [282]4 years ago
3 0
There are 4 possibilities

BB
GG
BG
GB

hence the answer is 1/4
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Work out the perimeter of a quarter-circle with radius 7cm.
Flura [38]

Answer:

25

Step-by-step explanation:

p=1÷4pir+2r

1÷4×22÷7×7+2(7)

=11cm+14cm

=25

7 0
3 years ago
Read 2 more answers
Que es la recta numerica
Gelneren [198K]

Answer:

Un ejemplo de una recta numérica es lo que un estudiante de matemáticas puede usar para encontrar la respuesta a las preguntas de suma y resta. Una línea recta, teóricamente que se extiende hasta el infinito en direcciones tanto positivas como negativas desde cero, que muestra el orden relativo de los números reales.

explanation:

what is the number line

An example of a number line is what a math student can use to find the answer to addition and subtraction questions. A straight line, theoretically extending to infinity in both positive and negative directions from zero, that shows the relative order of the real numbers.

8 0
3 years ago
Somenone help im faling horribly there is two qestion I need help on any one know both
Crazy boy [7]
C = 2πr
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C = 15.7 = 16 cm is your answer.

282.6 m = πD
282.6 m = (3.14)D
282.6 m/3.14 = 3.14/3.14 x D
90 m = D
90 meters is the diameter.

hope this helps you!!!
7 0
3 years ago
last week ms simpson worked 28 hours. She stocked shelves for 45 minutes each our for 14 of those hours.
Kruka [31]
She worked 1050 in costumor service
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HELP<br><br><br> PLSS <br><br><br> DUE RNN<br><br><br> WILL GIVE BRAINLIST
Ne4ueva [31]

Answer:

Hello! answer 30

Step-by-step explanation:

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