08/10/19

3 swimmers start swimming laps at the same time in a 25yd pool. At what point will they all cross paths at the same time?
Let swimmer 1 rate = 50yds/minswimmer 2 rate = 40yds/minswimmer 3 rate= 30yds/min
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08/09/19

A quadrilateral that has opposite sides congruent, opposite sides parallel, and opposite angles congruent is called:
a) rectangleb) squarec) parallelogramd) rhombuse) none
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08/09/19

how would i solve this
the length of a rectangle is 3 cm greater then it’s width. the perimeter is 24 cm. find the dimensions of the rectangle.
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08/09/19

What is the missing constant term in the perfect square that starts with x2+2x
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08/09/19

One month, ruby worked 6 hours more than isaac, and svetlana worked 4 times as many hours as ruby. Together they worked 126 hours. Find the number of hours each person worked.
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08/09/19

Math Puzzle including Candy!

Isaac has 25 candies and Christine has 55 candies. Find the number of candies that Isaac has to give to Christine so that she would have 4 times as many candies as him.
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08/09/19

Finding total distance traveled.
Angelo travels from Town A to Town B at an average speed of 6 km/hr. and from Town B to Town A at an average speed of 8km/hr. If he takes 50 minutes to complete the entire journey, find his total... more
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08/09/19

a building casts a 128 foot shadow at the same time that a 30-foot flagpole casts as 4 foot shadow. How tall is the building
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08/07/19

In the xy plane the graph of the function q is a parabola. The graph intersects the x axis at (1,0) and (r,0). If the vertex of q occurs at the point (2,4), What is the value of r?
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08/07/19

Can you explain Fermat's theorem or Fermat's Last Theorem in detail?

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08/07/19

The sum of 6 times a number and 3 is equal to 5

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08/07/19

What is the volume inside of cube that took 54 feet of material?
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08/07/19

Word math problem

Ninety passengers rode in a train from City A to City B. Tickets for regular coach seats cost $117. Tickets for sleeper car seats cost $294. The receipts for the trip totaled $19,557. How many... more
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08/07/19

Y=4x+5 function have an initial value of -4
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08/06/19

What is 3/4 divided by 12
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08/06/19

Confidence Intervals
In a survey, 27 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $39 and standard deviation of $7. Find the margin of... more
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08/05/19

Find the magnitude of 6+2i
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08/05/19

Geometry Question
In the diagram, triangle MOK is inscribed in Circle C in such that segment MK is a diameter of the circle, and angle OMK is congruent to angle OKM.If OK=3 feet, what is the length of the diameter,... more
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08/04/19

The sum of the digits of a two-digit number is equal to 15. If these digits switch places then you will get a number that is 27 less than the original number. Find these numbers.
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08/04/19

Why don't interrogative sentences _start_ with a question mark?
Not all questions start with Wh- words, so why don't we start a question with a question mark to make it more obvious that it *is* actually a question?For instance, when I'm reading a book which... more
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08/02/19

Which expression represents the number −19−√121 rewritten in a+bi form?
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08/02/19

Help me graph inequalities
How do I graph the inequality Y>3x-1?
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08/01/19

12^-x+3 = 17^-2x
Solve for x. Write the exact answer using either base-10 or base-e logarithms.
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08/01/19

Hypothesis Testing
A sales manager believes that the mean number of days per year her company’s sales representatives spend traveling is less than 50. A test is made of H0: μ = 50 versus H1: μ < 50. The null... more
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07/30/19

What is nominal, ordinal, continuous and discrete data, and how can I identify which is which?
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