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How many different hamburgers is it possible to order? |
2008-02-17 |
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From Elizabeth:
At a hamburger stand you can order a hamburger with any of the following, in any combination: ketchup, mustard, pickles, onions, tomatoes, mayonnaise and/or lettuce. How many different hamburgers is it possible to order?
Answered by Penny Nom. |
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Subtracting two algebraic fractions |
2008-02-17 |
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From Willie:
Subtract and express the answer in simplest form. 5x-3/6-x+3/6
Answered by Penny Nom. |
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The equation of a line |
2008-02-17 |
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From Jennifer:
Given the point A(3,2)B(5,8) find the equation of the line AB ( in standard form )
Answered by Penny Nom. |
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The perimeter of a shape |
2008-02-17 |
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From olivia:
Hello
I've forgotten how to work out the perimeter of a shape. can you help me
out????
Answered by Penny Nom. |
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The slope intercept form of a line |
2008-02-17 |
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From chris:
find the slope and y intercept of the line (2x+4)-3y=11(x-1)
is this equation in slope point form.
Answered by Penny Nom. |
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Drawing marbles from a bag |
2008-02-17 |
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From jan:
9 marbles are placed in a bag. 4 are blue, 3 are green, 2 are red. what is the probability of the following: a)p(g) (b) p(b) (c) p(r or g)
Answered by Chris Langdon. |
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Exponential form |
2008-02-16 |
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From annna:
i already got the answer for what is the prime factorization of 648 which is 2x2x2x3x3x3x3
but how do i write that answer in exponential form?
Answered by Penny Nom. |
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moyenne statistique |
2008-02-16 |
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From jossan:
Annexe
| nombre d'habitants |
Nombre d'agglomération |
centre de classe |
| 3 ; 3.5 |
11 |
3.25 |
| 3.5 ; 4 |
16 |
3.75 |
| 4 ; 4.5 |
7 |
4.25 |
| 4.5 ; 5 |
10 |
4.75 |
| 5 ; 6 |
12 |
5.5 |
| 6 ; 8 |
10 |
7 |
| 8 ; 10 |
9 |
9 |
| 10 ; 15 |
13 |
12.5 |
| 15 ; 20 |
6 |
17.5 |
| 20 ; 32 |
5 |
26 |
| Total |
99 |
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question : compléter la deuxième et troisième colonne (c'est fait) puis en utilisant la valeur centrale des classes calculer le nombre moyen d'habitants . arrondir la valeur à l'unité. on peut utiliser uniquement les fonctions statistiques de la calculatrice et écrire directement la valeur de N
Answered by Pierre-Louis Gagnon et Antoine Letarte. |
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A 4 digit passcode |
2008-02-16 |
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From Rob:
If there is a 4 digit passcode with only 6 punch in symbols, how many possibilities are there and what are they?
symbols are: Y, X, RB, RT, LB, LT. Please get back to me, thanks for your time and help.
Answered by Stephen La Rocque. |
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The length of the third side of a triangle |
2008-02-16 |
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From mary:
I have an angle of 72 degrees and each of the sides are 5' long. What is the distance from each of the ends of the 5 feet to form a triangle.
Answered by Stephen La Rocque. |
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Five digit combinations |
2008-02-15 |
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From Debbie:
I would like to get a list of all the possible 5 digit combinations of the numbers 12345.
Answered by Penny Nom. |
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A ball bearing is placed on an inclined plane |
2008-02-15 |
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From Leah:
A ball bearing is placed on an inclined plane and begins to roll.
The angle of elevation of the plane is x.
The distance (in meters) that the ball bearing rolls in t seconds is s(t) = 4.9(sin x)t^2.
What is the speed of the ball bearing,
and what value of x will produce the maximum speed at a particular time?
Answered by Penny Nom. |
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A parabolic arch |
2008-02-14 |
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From Angela:
A parabolic arch has an equation of x^2 + 20y - 400 = 0 where x is measured in feet. How do I find the maximum height of the arch?
Answered by Penny Nom. |
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(1-tanx) / (1+tanx) = (1-sin2x) / cos2x |
2008-02-14 |
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From isaiah:
i'm having trouble proving 1-tanx / 1+tanx = 1-sin2x / cos2x, can anyone help me from going crazy?
Answered by Penny Nom. |
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A 2 digit number |
2008-02-13 |
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From Jenny:
The units digit of a certain two-digit number is one more than 4 times the tens digit.
The number formed by interchanging the digits is 6 more than 3 times the original number.
Find the original number.
Answered by Penny Nom. |
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