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DanielleElmas [232]
3 years ago
6

A scientist needs 80 liters of a 30% solution of alcohol. She has a 20% solution and a 60% solution available.

Mathematics
1 answer:
True [87]3 years ago
5 0

Answer:

hindi ko po maintin dihan sorryyyyyyyyyy

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Hurrry help number is chosen at random form 1 to 50 find the probiotic of selecting prime numbers
Paul [167]

Answer:  \frac{3}{10} or 30%

Step-by-step explanation:

       We will divide the wanted outcomes by the possible outcomes.

       \displaystyle \frac{\text{wanted outcomes}}{\text{possible outcomes}} =\frac{\text{number of prime number}}{\text{number of numbers 1 through 50}} =\frac{15}{50}=\frac{3}{10}\;\; \text{or 30\%}

    The prime numbers from one through fifty are; 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, and 47.

    -> This is 15 numbers

5 0
2 years ago
Anyone willing to help me through out the whole rest of the questions ?
Ugo [173]
60/360 x 90 = 15

the answer is B
6 0
3 years ago
NEED HELP ASAP! Brainliest is only given to the RIGHT answer!
vladimir2022 [97]

Answer:

c is the correct answer

2(2x+4)<6(x+3)

Step-by-step explanation:

7 0
3 years ago
Technicians have installed a center pivot, circular irrigator for a farm that covers 20 acres.How long is the irrigation boom (i
skad [1K]
In your question where there is an acres which has a circular irrigator with a center pivot and covers 20 acres in the farm, the ask is how long is the irrigation boom in feet from the center to its farthest extent. The best answer that i could give is 526.6 feet.
8 0
3 years ago
8. Determine the x- and y-intercepts of -12a - 8y = 24.<br> i need help
Doss [256]

Step-by-step explanation: First you convert the equation into standard form, which is y=mx+b . Then graph it. When it is in the form y=mx+b it is easier to graph. Then you can see the intercepts on the graph and come up with your answer.

Hope this helps!

3 0
2 years ago
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