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Snowcat [4.5K]
3 years ago
11

1). There are 25 students in grade 7. 15 are boys and others are girls. A

Mathematics
2 answers:
Aneli [31]3 years ago
6 0

Hiiiiiiiiiiiiiiiiiiii take your best guess

valina [46]3 years ago
3 0

Answer: 1) 15:25 or 15/25 2) 10:25 or 10/25

Step-by-step explanation: if there are 25 students total and there are 15 boys that means the rest are girls so 25-15 is 10 girls. So the ratio for selecting a boy would be 15:25 or 15/25 and the ratio for selecting a girl would be 10:25 or 10/25

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Values for relation g are given in the table. Which ordered pair would be found in the inverse of g? X Y 2 2 3 5 4 9 5 13 A: (4,
Bumek [7]

Answer:

D (13,5)

Step-by-step explanation:

X 2 3 4 5

Y 2 5 9 13

So the ordered pairs are (2,2),(3,5), (4,9), (5,13)

and the ordered pairs for the inverse are

(2,2),(5,3), (9,4), (13,5)

from which D (13,5) is found among the options.

5 0
3 years ago
Which of the following values have 2 significant figures? Check all that apply.
katen-ka-za [31]

Answer:

i would say B/90

Step-by-step explanation:

4 0
2 years ago
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Freddy has a shelf that is 72/5 inches wide. How many catalogs can freddy arrange on the shelf if each catalog is 4/5 of an inch
Leni [432]
Hey!

72/5 ÷ 4/5 

All you have to do is divide 72 by 4 because the denominator is the same.

72 ÷ 4 = 18

Answer ⇒ 18 catalogs

Hope this helps! :)
4 0
3 years ago
Read 2 more answers
What is the final concentration if a saline solution consisting of 20% NaCl is diluted using a 1/4 solution?
vodomira [7]

Answer: C.V=C1.V1 +C2.V2

Step-by-step explanation: C=(C1V1 + C2V2)/V -> C=(20%.V+25%V)/2V-> C=22,5%

6 0
3 years ago
PLEASE HELP MEEE!!!!!​
oksano4ka [1.4K]

Answer:

that correct answer is D, Substitute the coordinates x and y-value in the equation, (12 is the x-value, 10 is the y-value). 10 is not equal to 22 + 12, so the correct answer is D.

Hope this helps!

7 0
3 years ago
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