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zysi [14]
2 years ago
13

3rd time posting this question first time was 2 hours ago, someone please help

Mathematics
1 answer:
azamat2 years ago
7 0

Answer:

What math level is this?

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Three medium pizzas cost $10.50. How much does it cost to buy 10 medium pizzas?
olga nikolaevna [1]
Hello! First off, we can find the unit rate on what it would cost per pizza. Divide the total amount by the number of pizzas. 10.50/3 is 3.5. It costs $3.50 per medium pizza. Now, we can multiply that amount by 10 to get the amount for 10 pizzas. 3.5 * 10 is 35. There. It costs $35 to buy 10 medium pizzas.
6 0
3 years ago
In Sean's class there are 13 boys and 16 girls. Sean will randomly pull one of their names out of a hat to give
elixir [45]

Answer:

(2) 0.55

16/29 = 0.5517 = 0.55

6 0
2 years ago
Read 2 more answers
A meteorologist reports that the ration of snowfall in January to total snowfall during the average winter is 2 to 5. If 34 inch
Zepler [3.9K]

Answer:

13.6 inches.

Step-by-step explanation:

First do 2/5 = x/34, then multiply 34 by 2 and you get 68, then 68 divided by 5 is 13.6!

Hope this helped!

4 0
3 years ago
The graph of the equation y=12x−3 Determine the value of y for the point (4, y).
Novosadov [1.4K]

Answer:

y=45

Step-by-step explanation:

y=12x-3

y=12(4)-3

y=45

4 0
3 years ago
Read 2 more answers
PLEASE HELP IM DESPERATE WILL GIVE BRAINLIEST ONLY ANSWER IF YOU ARE HELPING
VARVARA [1.3K]

Answer:

48

Step-by-step explanation:

u • w

= (i + 6j ) • (9i - 2j )

= (1 × 9 ) + (6 × - 2 )

= 9 + (- 12)

= 9 - 12

= - 3

v • w

= (5i - 3j ) • (9i - 2j )

= (5 × 9) + (- 3 × - 2)

= 45 + 6

= 51

Then

u • w + v • w

= - 3 + 51

= 48

7 0
3 years ago
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