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Tems11 [23]
2 years ago
6

Plz help me If u do u are smart and gain 10 pts

Mathematics
1 answer:
Neporo4naja [7]2 years ago
4 0

Answer:

White:1.2kg

green:2kg

black:2.8

Step-by-step explanation:

Total ratio = 3+5+7=15

white :

=  \frac{3}{15}  \times 6

= 1.2

green:

\frac{5}{15}  \times 6

= 2

black:

\frac{7}{5}  \times 6

= 2.8

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Mel wants to buy a pair of shoes that costs $120. She has saved $45 and has a job that pays her $10 per hour. The number of hour
maksim [4K]
<h2>Answer: 8</h2>

Step-by-step explanation:

10x+45 > 120\\10x+45-45 > 120-45\\10x > 75\\\frac{10x}{10} > \frac{75}{10} \\x > 7.5

Therefore, Mel has to work at least 7.5 hours or 8 total hours.

3 0
2 years ago
In bungee jumping, a bungee jump is the amount the cord will stretch at the bottom of the fall. The stiffness of the cord is rel
aleksandr82 [10.1K]

Answer:

6.7ft

Step-by-step explanation:

190÷28=6.7 is correct

6 0
3 years ago
Log 64 = x. Find X<br> ⁴
ozzi

Answer:

3

Step-by-step explanation:

Rewrite the logarithmic notation to index notation.

4^x=64

Change 64 to index notation

ie 64 = 4^3

Since the base is the same(4) cancel them out

You remain with x = 3

6 0
3 years ago
Read 2 more answers
Circle the ratio which is the same as 1 cm represents 2m<br>1:2<br>1:20<br>1:200<br>1:2000​
Ostrovityanka [42]

Answer:

1 cm: 200 cm (if they don't give units) (most likely this answer) (1:200)

if the units are centimeter and meter though, then it's

1:2

Step-by-step explanation:

there are 100 cm in 1 meter, so 1cm:2m

is actually 1cm : 200cm

7 0
3 years ago
If a car traveled 162 miles in 3 hours, how many hours would it take to travel 351 miles? Please show work! :)
Flauer [41]

Answer:

390 minutes

Step-by-step explanation:

162 / 3 = 54

351 / 54 = 6.5

6.5 x 60 = 390 minutes

4 0
3 years ago
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