A 7th grade teacher at a local middle school wants to know which

Mathematics

2 answers:

jekas [21]2 years ago

7 0

The answer is Option C) 7th graders in her school.

In order to ascertain the suitability of a candidate for any popular position, his popularity can be assessed by taking a survey of the concerned sample.

Dmitriy789 [7]2 years ago

7 0

Answer:

She should ask the 7th graders in the school

Step-by-step explanation:

Because their opinion is important in electing the president.

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What is the sum of -12, 5, and -10?<br> 0-27<br> 0-17<br> O 17<br> O 27

Ivanshal [37]

Answer:

The answer is -17

Step-by-step explanation:

Add all the numbers together:

-12-10 is -22

Then -22+5= -17

3 0

1 year ago

Pls answer question 9

aliina [53]

The awnser is number b

4 0

3 years ago

Al abrir su alcancía Beatriz encontró que entre monedas de 5, 10 y 25 centavos completaba $ 9.50. Encontró igualmente que el núm

vladimir2022 [97]

Answer:

67 monedas de 5, 34 de 10 y 11 de 25.

Step-by-step explanation:

Representemos el primer enunciado de manera algebraica:

$5x+10y+25z =950$ (1)

Donde:

x es el numero de monedas de 5
y es el numero de monedas de 10
z es el numero de monedas de 25

Ahora, el número de monedas de 10 centavos era el triple de las de 25 centavos y que las de 5 centavos era el doble de las de 10 centavos, se puede representar como:

$y=3z$ (2)