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patriot [66]
3 years ago
5

Need help ASAP. ill mark brainliest +35 pts

Mathematics
1 answer:
Alex17521 [72]3 years ago
7 0

Answer:

the answer would be A. 1 1/5

Step-by-step explanation:

48/40 = 1 8/40

1 8/40 Simplify to 1 1/5

Hope this helps!

You might be interested in
Please solve! Evaluate the function.
nikitadnepr [17]

Answer:

(h o g)(5) = 20

Step-by-step explanation:

(h o g)(5) = h(g(5)) <em>This is two ways of writing the expression</em>

g(x) = \sqrt{5x}  h(x) = 3x + 5 <em>g(x) and h(x) are your "plug-ins" for the expression</em>

g(5) = \sqrt{5(5)} = \sqrt{25} = 5 <em>This is how you would solve for plugging in 5 to g(x)</em>

<em>Whatever you get for g(5) {the answer to it} is what you will be plugging into h(x); x being equal to g(5).</em>

h(5) = 3(5) + 5 = 15 + 5 = 20  

6 0
3 years ago
Can someone please explain me this
Vlad [161]

1st way

To solve this we need to know ratio.

-  \frac{1}{5}  \div  \frac{1}{5}  =  - 1 \\

Now we can see that odd numbers of geometric sequence are positive and even numbers are negative. 91 - odd number, so it will be positive. If ratio is equal to -1, than 91st number is

\frac{1}{5}  \\

2nd way

Firstly, we need to find ratio.

-  \frac{1}{5}  \div  \frac{1}{5}  =  - 1 \\

Secondly, we need to use this formula

b_n=b_1 \times q^{n-1} \\

b_{91}= \frac{1}{5}  \times ( - 1)^{91-1} =  \frac{1}{5}  \\

6 0
3 years ago
Use what you know about the properties to rewite each number sentence. Use mental math to find the sum. 0.6 + (0.4 + 0.9) = n an
dusya [7]

First Equation:

0.6 +(0.4+0.9) =n

Step 1: do parentheses first:  

0.4+0.9 = 1.3

Step 2: Add 0.6 + 1.3

0.6 + 1.3 = 1.9

n= 1.9

Second Equation:

(1.57 + 0.75) + 0.25 + n

Step 1: do parentheses first:

1.57 + 0.75 = 2.50

Step 2: Add 2.50 + 0.25 = 2.75

Step 3: Add 2.75 and n = 2.75+n

Final Answer:

1.9 +2.75+n = 4.65 +n

Hope this helps!!


8 0
3 years ago
F(x)= -7x^2 +8x+2
Paraphin [41]

Answer:

1. discriminate = 120

2. 3 times

im not sure about my answers please correct me if im wrong

7 0
3 years ago
Read 2 more answers
2/3 is less than 4/5
wariber [46]

Answer:

\frac{2}{3}   <  \frac{4}{5}

Step-by-step explanation:

Hope this will help you :))

8 0
4 years ago
Read 2 more answers
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