All Questions

644

help!!!

Experts say that 25% of all serious bike accidents involve head injuries and that of all head injuries, 80% are fatal. What percent of of all serious bicycle accidents involve fatal head injuries?

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Guest Mar 8, 2020

285

please help

From a standard 52 card deck, how many 10-card hands contain all clubs?

Guest Mar 8, 2020

928

In trapezoid PQRS, . Let X be the intersection of diagonals and . The area of triangle PQX is 20, and the area of triangle RSX is 45.

In trapezoid PQRS, . Let X be the intersection of diagonals and . The area of triangle PQX is 20, and the area of triangle RSX is 45. Find the area of trapezoid PQRS.

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Guest Mar 8, 2020

3488

help

Standard automobile license plates in a country display 2 numbers, followed by 2 letters, followed by 3 numbers. How many different standard plates are possible in this system? (Assume repetition of letters and numbers is allowed.)

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Guest Mar 8, 2020

296

please help!!!

Find the third vertex C(x,y) of an equilateral triangle if the other vertices are A(-4,-1) and B (4,3)

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Guest Mar 8, 2020

833

please help

A motorboat that travels with a speed of 20 km/hour in still water has traveled 36 km against the current and 22 km with the current, having spent 3 hours on the entire trip. Find the speed of the current of the river.

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Guest Mar 8, 2020

568

In trapezoid WXYZ, , , , and . Find , in degrees.

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Guest Mar 8, 2020

431

PLEASE HELP!

Find a linear inequality with the following solution set. Each grid line represents one unit. (Give your answer in the form ax+by+c>0 or $ax+by+c>=0 where a, b, and c are integers with no common factor other than 1.)

https://latex.artofproblemsolving.com/8/d/9/8d9bd0400837caad6ee0e3c73ac50b6260d13361.png read more ..

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Guest Mar 8, 2020

1746

+148

help asap

The hypotenuse of a right triangle measures 2 sq root 15 centimeters and its shorter leg measures 2 sq root 6 centimeters. What is the measure of the larger acute angle of the triangle? Round your answer to the nearest tenth of a degree. read more ..

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imbadatmath12 Mar 8, 2020

1824

+21

NEED HELP, please

In trapezoid WXYZ, line XY, line XY is parallel to line WZ, angle WXZ=105, angle W=43, and angle Y=141. Find YXZ, in degrees.
Plz help when you can. Thanks so much!🙂

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minecraftnt2009 Mar 8, 2020

568

help

A multiple-choice test has 6 questions. Each question has 5 choices and only one of which is correct. If a student guesses the answer for each question find the probability that the students gets exactly 3 questions correct

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Guest Mar 8, 2020

805

Help with geometry

In right triangle ABC, AC = BC and angle C = 90. Let P and Q be points on hypotenuse AB, as shown below, such that angle PCQ=45. Show that AP^2 + BQ^2 = PQ^2.
Hint: Rotate the diagram counter-clockwise around angle C by 45 degrees .Let read more ..

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Guest Mar 8, 2020

613

please help

Tom, Larry, and Moe met up at Anderson's to get some ice cream, but they only had nickels, dimes and quarters with them. They had two more dimes than twice the number of quarters, and 8 more nickels than quarters. If together they had $6.60, how many quarters, read more ..

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Guest Mar 8, 2020

342

PLEASE HELP!!!!

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Guest Mar 8, 2020

1570

what is 30 divided by 3/4

30 divided by 3/4

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Guest Mar 8, 2020

Mar 7, 2020

705

PLEASE HELP!!!

Solve 1/3 t - 5 < t - 2 <= -3t + 7. Give your answer as an interval.

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Guest Mar 7, 2020

643

+614

please help!!! due tom!

I still need advices for these problems :
If a small insect lands on the flag, what is the probability that the insect lands on a part of the flag colored red? read more ..

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xxJenny1213xx Mar 7, 2020

2903

HELP ASAPPPP

Find all pairs $(x,y)$ of real numbers $(x,y)$ such that $x + y = 10$ and $x^2 + y^2 = 56$.

The roots of the quadratic equation $z^2 + az + b = 0$ are $-7 + 2i$ and $-7 - 2i$. What is $a+b$?

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Guest Mar 7, 2020

708

+422

Algebra

CPHILL HELP PLSSSSS

Let k be a real constant. Note that (x,y) = (0,0) is always a solution.
X+3Y=KX read more ..

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AltShaka Mar 7, 2020

683

algebra!

Milk and cream contain different percents of butterfat. How much 3% milk needs to be mixed with how much 15% cream to give 20L of 6% cream? Show all of your work and write out your steps in words.

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Guest Mar 7, 2020

765

+407

Please help ASAP

compute $\sqrt{32\cdot 49\cdot 50}$.

please explain and answer.

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ss333 Mar 7, 2020

2797

please help

There is a spinner with 14 equal areas, numbered 1 through 14. If the spinner is spun one time, what is the probability that the result is a multiple of 3 or a multiple of 2?

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Guest Mar 7, 2020

734

+407

Please help ASAP

Compute $\sqrt{64} + \sqrt{225} - \sqrt{64 + 225}$.

answer and explain it please

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ss333 Mar 7, 2020

421

PLEASE HELP!!!

The Highly Improbable Foods Company makes vegetarian versions of burgers, hot dogs, and chicken wings, and they offer two platters. Platter A consists of one burger, three hot dogs, and 5 chicken wings, which costs $16. Platter B consists of two burgers, read more ..

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Guest Mar 7, 2020

309

line

The line segment joining the points A(2,1) and B(5,-8) is trisected at the points p and q such that p is nearer to A. If p also lies on the line given by 2x-y+k=0, find the value of k

Guest Mar 7, 2020

All Questions ⁺⁰230450 Questions

help!!!

please help

In trapezoid PQRS, . Let X be the intersection of diagonals and . The area of triangle PQX is 20, and the area of triangle RSX is 45.

help

please help!!!

please help

In trapezoid WXYZ, , , , and . Find , in degrees.

PLEASE HELP!

help asap

NEED HELP, please

help

Help with geometry

please help

PLEASE HELP!!!!

what is 30 divided by 3/4

PLEASE HELP!!!

please help!!! due tom!

HELP ASAPPPP

Algebra

algebra!

Please help ASAP

please help

Please help ASAP

PLEASE HELP!!!

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