6,964 Answered Questions for the topic mathematics
04/23/21
Precautions question
Ten liters of 30% acid solution is obtained by mixing a 20% solution with a 50% solution. Provide the set-up. You do NOT have to solve the system.
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04/23/21
A fridge contains 4 bananas, 3 apples, 8 oranges, and 1 grapefruit. Please explain + show all steps.
A fridge contains 4 bananas, 3 apples, 8 oranges, and 1 grapefruit. What are the odds in favour of randomly drawing a banana?
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Mathematics
04/23/21
Kali run 10 laps around the track each day.Each lap around the track is 400 meters .How many days will it take Kali to run 12 kilometers
04/23/21
Please Help! Two standard dice are rolled.
Two standard dice are rolled.a) What is the probability of rolling a pair (both the same number)? d) What is the probability that a sum less than 7 is not rolled?
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Mathematics
04/23/21
Determine which of the following could be a right triangle
A: 8ft, 13ft, 15ftB: 7ft, 24ft, 25ftC: 10ft, 12ft, 15ftD: 4ft, 5ft, 6ft
NEED HELP ASAP! How to Transform System A into System B?
System A: { 6x + 2y = -18 [A1]{ 7x + 6y = -10 [A2]System B:{ 6x + 2y = -18 [B1]{ -11x = 44 [B2]Answer Options:a: ___ x Equation [A1] -> Equation [B1]b: ___ x Equation [A2] ->...
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Mathematics Math
04/23/21
Solve for the specified variable:18.A = πr2for r.19.P = 𝑣2𝑅for v
Solve for the specified variable:18.A = πr2for r 19.P = 𝑣2𝑅for v
NEED HELP ASAP: (pic below) I already completed the 1st part but part 2 is hard
https://ibb.co/jyZLNhQ
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How do we transform System A into System B? And System B into System C? (pic below v)
How do we transform System A into System B? And System B into System C? (pic below v)( image link : https://ibb.co/jyZLNhQ )
(a) Complete the statements below about y=4x and y=x (b) y=x-7/2 and y=x
(a) Complete the statements below about y= 4x and y=x Compared to the graph of y = x, the graph of y= 4x is... (Steeper, Equally Steep, Less Steep)Compared to the graph of y = x, the graph of y =...
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A tank is being filled with a liquid. , given below, is the amount of liquid in liters in the tank after minutes.
L(t)= 2.5t + 5.5Let L^-1 be the inverse function of L.That is, x=L(t) and L^-1 (x).(a) Which is the best statement that describes L^-1 (x)?a: The ratio of the amount of liquid (in liters) to the...
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What is the Jacobian?
a
Compute the Jacobian.
b
Change variables and evaluate the new integral.
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(a) Write a approx equation of the line best fit. (b) What is the time spent on 12 hours? (pic below)
The scatter plot shows the time spent watching TV ,X, and the time spent doing hw,Y, by each of 24 students last week.(a) Write an approx. equation of the line of best fit. (b) Using ur equation,...
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04/22/21
I need help on math in the next few hours
URGENT MATH NEED A EXPERTURGENT MATH NEED AN EXPERTDRACULA IS Getting ready for his birthday party, - AND HE WANTS TO SERVE SOME OF HIS FAMOUS ‘MONSTER MIX’ - BUT THERE IS A PROBLEM: HE ISN’T SURE...
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Two buses leave towns 246 miles apart at the same time and travel toward each other. One bus travels 19 mi/h slower than the other. If they meet in 2 hours, what is the rate of each bus?
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What is the rate of the boat in still water and what is the rate of the current?
A motorboat travels 96 kilometers in 3 hours going upstream. It travels 168 kilometers going downstream in the same amount of time. What is the rate of the boat in still water and what is the rate...
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04/22/21
Probability Question;
Helena successfully made 21 out of 30 free throw attempts. What is the experimental probability that she can make a successful free throw?
If Helena makes 5 out of the next 10 shots, what is her...
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NEED HELP ASAP: What is the rate of the plane still in the air & rate of the wind?
Flying against the wind, an airplane travels 2910 km in 3 hours. Flying with the wind, the same plane travels 7140 km in 6 hours. What is the rate of the plane still in the air and what is the rate...
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04/21/21
A coin is tossed 10 times and comes up heads 4 times. What is the experimental probability of this coin coming up
A coin is tossed 10 times and comes up heads 4 times. What is the experimental probability of this coin coming upa) heads?b) tails?
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04/21/21
A stable has 14 horses available for trail rides. Of these horses, 6 are brown, 5 are mainly white, and the rest are black.
A stable has 14 horses available for trail rides. Of these horses, 6 are brown, 5 are mainly white, and the rest are black. If Jenna selects one at random, what is the probability that her horse...
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needing good explanation on what to do. HELP NEEDED ( i don't understand )
What quadrant is the point (-9, 2) located?
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i need help i don't understand ! HELP NEEDED
TO FIND THE AREA I MULTIPLY ALL MY SIDES 3X6.7X6 WHAT AM I DOING WRONG
04/21/21
If the probability of rain tomorrow is 65%, what is the probability that it will not rain tomorrow?
If the probability of rain tomorrow is 65%, what is the probability that it will not rain tomorrow?
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If the height of a triangular pyramid is 8 and the slant height is 10, then what is the base edge length and lateral edge length??
I NEED THIS ANSWERED FAST!!!!PLEASE HELP
If the height of a triangular pyramid is 8 and the slant height is 10, then what is the base edge length and lateral edge length??
I NEED THIS ANSWERED FAST!!!!PLEASE HELP
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