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meriva
3 years ago
12

HII PLZ HELP ASAP AND I WILL MARK BRANLIEST

Mathematics
2 answers:
Masja [62]3 years ago
5 0

Answer:

about eight for 12-18 and i think 7-12 is 10

Step-by-step explanation:

marissa [1.9K]3 years ago
5 0

Answer: 12-18 need at least 8 hrs of sleep and 7-12 need at least 9 hrs.

Hope this helps

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N/8= 25/40<br> N/20=85/100<br> 2/3=16/n<br> 5/6=25/n
4vir4ik [10]
N/8 = 25/40
40n = 25 * 8
40n = 200
n = 200/40
n = 5

n/20 = 85/100
100n = 85 * 20
100n = 1700
n = 1700/100
n = 17

2/3 = 16/n
2n = 16 * 3
2n = 48
n = 48/2
n = 24

5/6 = 25/n
5n = 25 * 6
5n = 150
n = 150/5
n = 30
3 0
4 years ago
Plz plz plz plz plz plz plz plz plz plz
Karo-lina-s [1.5K]
12 girls for every 5 boys
boys is second so it shouldb be indenomenaotr (bottom)

girls/boys

12girls/5boys=2.4girls/boy

answer is B

6 0
3 years ago
Read 2 more answers
Help,no links and please don’t guess. Will give the brainliest . It is a 4 grade question
Alborosie

Answer:

.7 or 7/10

Step-by-step explanation:

buddy+teddy:2.9

socko+peanut:2.2

2.9-2.2=.7

5 0
4 years ago
PLEASE HELP!!
Ghella [55]
Multiply the length and height of the paper then divide that by 3 or 3^2 i get confused on that part but pick the answer that makes the most sence
8 0
3 years ago
Gbe and his friend found $124.80. They decided to split the money evenly. How much did each of them receive
Angelina_Jolie [31]
124.8 ( money found ) ÷ 2 (gbe & his friend) = 62.4
6 0
4 years ago
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