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lara31 [8.8K]
3 years ago
7

Help quickly, please! I'll mark you brainliest if you're right!

Mathematics
2 answers:
Levart [38]3 years ago
7 0

Answer:

C 803.8 in2

Step-by-step explanation:

fenix001 [56]3 years ago
5 0

Answer:

the answer is C 803.8 in2

Step-by-step explanation:

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10 times as many as blank tens is 30 tens
yKpoI14uk [10]
The answer to that question will be 3
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3 years ago
A salt modure has 7 parts water and 1 part salt Suppose another part of salt is added What is the new ratio of salt
Sunny_sXe [5.5K]

Answer:

14:2 - 14 parts water and 2 parts salt

Step-by-step explanation:

The original ratio was 7:1. So, that means if you added another part to the salt it would make 2. That means that the 7 parts of water would become 14 parts. Since the ratio of the salt part was doubled from 1 to 2, you would have to do the same with the water ratio part. Hoped this helped!

4 0
3 years ago
The profit, in dollars, of a small business can be modeled by the function P(x)=0.3x^2+7x-40, where c is the number of units sol
ra1l [238]

Answer:

The correct answer is 10 units.

Step-by-step explanation:

Profit function of a small business is given by P(x) = 0.3x^{2} + 7x - 40, where x is the number of units sold.

The small business intend to make a profit of $60.

To find out the number of units the business has to sell in order to have a profit of $60 is given by,

P(x) = 0.3x^{2} + 7x - 40 = 60

⇒ 0.3x^{2} + 7x - 100 = 0

⇒ 3x^{2} + 70x - 1000 = 0

⇒ x = -70 ± \sqrt{(70)^{2} + 12000} × \frac{1}{6}

⇒ x = -70 ± 130 × \frac{1}{6}

⇒ x = 10 or -\frac{200}{6}

Quantity sold cannot be negative giving us the value of x as 10 units.

6 0
3 years ago
I NEED HELP UNDER 5 MINUTES BEST ANSWER GETS BAINLESS hits 96 must play 3 minutes of commercials for every 30 minutes of music p
Ksivusya [100]

Answer:

21

Step-by-step explanation:

so the relationship is that the music is ten times the commercials so, divide 210 by 30 and times that number by 3 210/30= 7, 7'3=21

5 0
3 years ago
Read 2 more answers
Josh is planning a trip over the summer to New York for three nights and four days with 7 of his friends. He wants to estimate t
worty [1.4K]

Answer:

Step-by-step explanation:

7 friends plus himself = 8 persons

Round trip flight cost = &389x8= & 3112

Hotel bill = &249 x 4 rooms 3 nights = &

& 2988

Cost at Observatory desk = & 18.5 x 8= & 148

Cost at base ball viewing venue = 38 x 8 = & 148

Total budget apart from feeding should be = & 6552

3 0
4 years ago
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