All Questions ⁺⁰230619 Questions

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Problem Help

A star-polygon is drawn on a clock face by drawing a chord from each number to the fifth number counted clockwise from that number. That is, chords are drawn from 12 to 5, from 5 to 10, from 10 to 3, and so on, ending back at 12. What is the degree measure read more ..

shreyas1 Oct 12, 2018

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1074

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+116

Complex Number Problem

Let z be a complex number satisfying 2z + 3*(Conjugate Z) = - 25 - 2i. What is the value of z?
Any help would be nice, It would also be helpful if there was an explanation, thanks. I would really like to learn how to do this.

somebody Oct 12, 2018

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824

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Confused

What is the value of k if point P(k, k sqrt(3)) is 4 units from the line 5x+3y=12?
I tried just finding perpendiculars and doing equations and stuff, and got +/- (48sqrt(3)-80)/3, but it's wrong. some help?

Guest Oct 12, 2018

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1335

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help

Wendy purchased 9 pizzas for x dollars.
She spent a total of $85.50.
Type an equation to express how much Wendy spent on pizza.
Find the value of x.

Guest Oct 12, 2018

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1277

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+1206

help

Each outcome on the spinner below has equal probability. If you spin the spinner three times and form a three-digit number from the three outcomes, such that the first outcome is the hundreds digit, the second outcome is the tens digit and the third outcome read more ..

Logic Oct 12, 2018

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4376

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can someone help me please

The board game Scrabble® contains 100 tiles, 98 of which are labeled with a letter and a point value, and 2 blank tiles. The distribution of tiles and point values is shown in the table. A tile is drawn at random. Find the probability of each event. read more ..

Guest Oct 12, 2018

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569

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+1206

help

Several figures can be made by attaching two equilateral triangles to the regular pentagon in two of the five positions shown. How many non-congruent figures can be constructed in this way? read more ..

Logic Oct 12, 2018

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1816

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+1206

help

The first digit of a string of 2002 digits is a 1. Any two-digit number formed by consecutive digits within this string is divisible by 19 or 31. What is the largest possible last digit in this string?

Logic Oct 12, 2018

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623

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help

The sequence 2, 3, 5, 6, 7, 10, 11, contains all the positive integers from least to greatest that are neither squares nor cubes. What is the term of the sequence?

Logic Oct 12, 2018

+1

1996

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+1206

help

A dresser has five drawers stacked vertically. To be able to reach the contents in an open drawer, no drawer that is adjacent to the open drawer may be open at the same time. In how many ways can one or more drawers be open so that the contents in each read more ..

Logic Oct 12, 2018

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935

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help

How many combinations of pennies (1 cent), nickels (5 cents) and/or dimes (10 cents) are there with a total value of 25 cents?

Logic Oct 12, 2018

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1240

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Geometry Question (sorry for posting this again, but i realized the original had a crucial typo)

In the triangle shown, for to be the largest angle of the triangle, it must be that . What is the least possible value of , expressed as a common fraction?
read more ..

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Guest Oct 12, 2018

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2787

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+1206

Help Please!

An 8 by 8 checkerboard has alternating black and white squares. How many distinct squares, with sides on the grid lines of the checkerboard (horizontal and vertical) and containing at least 4 black squares, can be drawn on the checkerboard? read more ..

Logic Oct 12, 2018

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715

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+1206

Help

Consider the rectangular region with the following points as vertices:How many points with integer coordinates will be strictly in the interior of this rectangular region?

Logic Oct 12, 2018

Oct 11, 2018

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2083

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Help again

Stuck again lol.
A, B, C & D form the vertices of a quadrilateral.
A, B & F lie on a straight line.
C, B & E lie on a straight line.
Find the value read more ..

Guest Oct 11, 2018

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2824

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Help

Really confused? P, Q, R & S form the vertices of a quadrilateral.
∠PQR = 79° and ∠RSP = 124°.
Find the value of ∠SPQ.

Guest Oct 11, 2018

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1680

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+283

I need some help

The product of two positive integers plus their sum is 95. The integers are relatively prime, and each is less than 20. What is the sum of the two integers

ANotSmartPerson Oct 11, 2018

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770

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given that y= 2^x

given that y= 2^x
express 4 interms of y
the answer is y^2 but i have no idea why do please explain

YEEEEEET Oct 11, 2018

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2088

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Quick Algebra Question (would like steps with an answer please?)

I have a bag of marbles, where each marble is pink or yellow. The ratio of pink marbles to yellow marbles is 3:5. If there are total of 72 marbles in the bag, how many are pink?

Android4EVER Oct 11, 2018

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1196

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Topic of the Day

f you could create a superpower that hasn't been thought of in a comic or a movie what would it be...mine would be to decide what I'm tasting...for instance if I were to eat brussel sprouts it'd taste like cotten candy

off-topic

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ClownPrinceofChaos Oct 11, 2018

2 Online Users