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VARVARA [1.3K]
3 years ago
5

Help please and thank you

Mathematics
2 answers:
Sholpan [36]3 years ago
8 0
The correct answer is 31.5
bogdanovich [222]3 years ago
3 0
31.5
because 3 gallons are lost per minute so 3 x 10.5= 31.5
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A ticket to a baseball game costs $32. Each soda at the game costs $4. Shawn may spend no more than $50. He buys 1 ticket and x
leonid [27]

Answer:

32 + 4x ≤ 50

Step-by-step explanation:

Cost of tickets = $32

Cost of soda = $4

Total spent = $50

When we say "no more than", we mean less than or equal to (≤)

He buys 1 tickets and x sodas

32 + 4x ≤ 50

4x ≤ 50 - 32

4x ≤ 18

Divide both sides by 4

x ≤ 18 / 4

x ≤ 4.5

Shawn can buy more than 4 sodas

6 0
3 years ago
If mx² + 2x - 5 = 0, write an inequality such
timurjin [86]

The inequality which makes the function have two real roots is; m > -1/5.

<h3>What is the inequality which makes the function have two real roots?</h3>

It follows from the task content that the required inequality may be determined by subjecting the determinant to greater than 0 as follows;

D > 0

b² - 4ac > 0

(2)² - 4(m)(-5) > 0

4 +20m > 0

20m > -4

m > -4/20

m > -1/5

Read more on real roots;

brainly.com/question/24263949

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8 0
2 years ago
A manufacturer wants to make open tin boxes from pieces of tin with dimensions 8 in. by 15 in. by cutting equal squares from the
Stells [14]

Answer:

\frac{5}{3} in

Step-by-step explanation:

Let x be the side of square.

Length of box=8-2x

Width of box=15-2x

Height of box=x

Volume of box=L\times B\times H

Substitute the values then we get

Volume of box=V(x)=(8-2x)(15-2x)x=(15x-2x^2)(8-2x)

V(x)=120x-30x^2-16x^2+4x^3

V(x)=4x^3-46x^2+120x

Differentiate w.r.t x

V'(x)=12x^2-92x+120

V'(x)=0

12x^2-92x+120=0

3x^2-23x+30=0

3x^2-18x-5x+30=0

3x(x-6)-5(x-6)=0

(x-6)(3x-5)=0

x-6=0\implies x=6

3x-5=0\implies x=\frac{5}{3}

Again differentiate w.r.t x

V''(x)=24x-92

Substitute x=6

V''(6)=24(6)-92=52>0

Substitute x=5/3

V''(5/3)=24(5/3)-92=-52

Hence, the volume is maximum at x=\frac{5}{3}

Therefore, the side of the square ,x=\frac{5}{3} in cutout that gives the box the largest possible volume.

5 0
3 years ago
Helen spent 7.75 to purchase 23 snack sized bags of chips (c) and pretzels (p). Chips cost 0.25 and pretzels cost 0.50. How much
hodyreva [135]

Answer:

15 chips and 8 pretzels

Step-by-step explanation:

According to the problem, calculation of the given data are as follows,

Total spent = $7.75

Number of snacks = 23

Chips cost = $0.25

Pretzels cost = $0.50

Let number of chips = X

So, number of pretzels = 23 - X

So, we can calculate number of snacks by using following equation

0.25X + 0.50 ( 23 - X) = $7.75

0.25X + 11.50 - 0.50X = 7.75

0.25X - 0.50X = 7.75 - 11.5

-0.25X = -3.75

X = -3.75 ÷ -0.25 = 15

Hence, Number of chips = 15

Number of Pretzels = 23 - 15 = 8

8 0
3 years ago
What is a piggyback mortgage?
Lady_Fox [76]
A piggyback mortgage can include any additional mortgage loan beyond a borrower's first mortgage loan that is secured with the same collateral. In short, a piggyback mortgage is when you take out two separate loans for the same home. 

Common types of piggyback mortgages include home equity loans and home equity lines of credit.

3 0
4 years ago
Read 2 more answers
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