Mathematics, 01.11.2020 17:20 rbrummitt6922
Entre os alunos que frequentam o Ensino Profissional na escola do Carlos foi recolhida uma
amostra de 50 aos quais se colocou a questão:
«Qual das seguintes frases exprime melhor o teu gosto pelo estudo da Matemática?
Gosto muito.
Gosto de certos conteúdos.
Gosto pouco.
Não gosto nada.»
O seguinte gráfico traduz as respostas obtidas à questão anterior.
1.1. Indique a variável em estudo e a sua natureza.
1.2. Calcule a percentagem de alunos que responderam «Gosto muito».
1.3. Observe a seguinte tabela ainda referente à mesma questão.
Rapazes
Raparigas
Gosto muito
12
6
Gosto de certos conteúdos
8
7
Gosto pouco
6
6
Não gosto nada
2
3
Escreva um pequeno texto no qual justifique que, neste estudo, os rapazes mostraram ter um maior gosto pelo estudo da Matemática
Answers: 2
Mathematics, 21.06.2019 13:50
James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? 1. define a variable for the situation. 2. write an inequality that represents the situation. 3.solve the inequality to find out how many months he needs to keep the website for site a to be less expensive than site b. 4. using words, describe how many months he needs to keep the website for site a to be less expensive than site b.
Answers: 3
Mathematics, 21.06.2019 16:30
Hillel is juggling flaming torches to raise money for charity. his initial appearance raises $500\$500 $500 , and he raises $15\$15 $15 for each minute of juggling performance. the amount rr r of money hillel raises is a function of tt t , the length of his performance in minutes. write the function's formula.
Answers: 1
Mathematics, 21.06.2019 21:30
Create a graph for the demand for starfish using the following data table: quantity/price of starfish quantity (x axis) of starfish in dozens price (y axis) of starfish per dozen 0 8 2 6 3 5 5 2 7 1 9 0 is the relationship between the price of starfish and the quantity demanded inverse or direct? why? how many dozens of starfish are demanded at a price of five? calculate the slope of the line between the prices of 6 (quantity of 2) and 1 (quantity of 7) per dozen. describe the line when there is a direct relationship between price and quantity.
Answers: 3
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