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Alexxx [7]
3 years ago
12

Scientists researching amphibians put tags on 30 frogs in a wetland area. Later, the scientists captured 520 frogs, of which 12

had tags. To the nearest whole number, what is the best estimate for the frog population?
Mathematics
1 answer:
aleksklad [387]3 years ago
5 0

Answer:

I THINK THE ANSWER IS d or e

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May someone help me out with this please
lions [1.4K]
To work out 7% of 600, this is what you do
7/100 x 600 
this will give you your answer 
7% of 600 = 42
7 0
3 years ago
Anyone please, thanks
Mashcka [7]

Step-by-step explanation:

(2y - 3) = 45 \\ 2y = 48 \\ y = 24

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3 years ago
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One solution to a quadratic equation is x = -2i<br> What is the other solution?
ira [324]

I believe it would be x=2i

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7 0
3 years ago
Marta said 50 + one-half m = 120 is an equation, while Maribel argued that it is an expression. Determine who is correct and exp
In-s [12.5K]

Answer:

Marta

Step-by-step explanation:

We are given that

50+\frac{1}{2}m=120

We have to find who is correct and explain.

We know that

Equation: It is mathematical sentence that combines  numbers and variables which shows the equality of two expressions.

Example:

x+y=3

Expression: It is mathematical phrase that combines  numbers and variables

using mathematical operators.It can be evaluated but not solved.

Example:

x+y

By definitions

50+\frac{1}{2}m=120

It is in equation form.

Therefore, Marta is correct.

3 0
2 years ago
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Please help with problem
KatRina [158]
-3
Step by Step guide
y =  \frac{3}{2} ( - 4) + 3
y =   - 6 + 3
y =  - 3

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