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2 years ago

Following classes has a ratio of girls to total students of 7: 10

1 answer:

3 0

<span>the answer is A, because there are 10 total students (7+3) and there are 7 girls in the class making it a 7:10 ratio.</span>

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What is 16 ÷ 2 x 5 x 3 ÷ 6

aliya0001 [1]

Answer:

Step-by-step explanation:

use PEMDAS.

do 5 x 3, the multiply that by 16/2.

you would get 120.

then divide by 6

4 0

2 years ago

Read 2 more answers

Mike scored a 125 at a semi-final dividing competition season. He scored 95 at this final season. What is the percentage decreas

IrinaK [193]

Answer:

There was a 24% decrease

Step-by-step explanation:

Percentage decrease = (final season's score - semi-final score) / semi final score x 100

$\frac{95-125}{125}$ ×100

$\frac{-30}{125}$ × 100 = -24%

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2 years ago

Select one answer choice For part A and select one answer choice for part B

sweet [91]

$\bf \qquad \qquad \qquad \textit{discriminant of a quadratic} \\\\\\ \stackrel{\stackrel{a}{\downarrow }}{1}x^2\stackrel{\stackrel{b}{\downarrow }}{+6}x\stackrel{\stackrel{c}{\downarrow }}{+9}=0 ~~~~~~~~ \stackrel{discriminant}{b^2-4ac}= \begin{cases} 0&\textit{\underline{one real solution}}~~\textit{\Large \checkmark}\\ positive&\textit{two real solutions}\\ negative&\textit{no solution} \end{cases} \\\\\\ 6^2-4(1)(9)\implies 36-36\implies 0$

6 0

3 years ago

Enter the equation of the circle in standard form with center and radius given.\\\\\\\\\\\Center (8,0), radius = sqrt 3/////////

ehidna [41]

Answer:

(x - 8)^2 + y^2 = 3.

Step-by-step explanation:

(x - h)^2 + (y - k)^2 = r^2

Here h = 8, k = 0 and r^2 = (√3)^2 = 3

The answer is (x - 8)^2 + (y - 0)^2 = 3

or (x - 8)^2 + y^2 = 3.

4 0

3 years ago

For any linear function f(x) = mx + b, when does 5f(x) = f(5x)?

S_A_V [24]

Answer:

Step-by-step explanation:

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2 years ago