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October 25, 2014

Posts by ABC123DoReMi


Total # Posts: 11

science
If a 150 pound man walks onto an elevator. Suddenly it rises rapidly from the 1st to 14th floor. if the man steps onto a scale in the elevator during the rapid rise, he would weigh... A) 150 pounds B) More than 150 pounds C) Less than 150 pounds Please explain, thank you.
October 29, 2011

science
If a 150 pound man walks onto an elevator. Suddenly it rises rapidly from the 1st to 14th floor. if the man steps onto a scale in the elevator during the rapid rise, he would weigh... A) 150 pounds B) More than 150 pounds C) Less than 150 pounds Please explain, thank you.
October 29, 2011

Science
If a 150 pound man walks onto an elevator. Suddenly it rises rapidly from the 1st to 14th floor. if the man steps onto a scale in the elevator during the rapid rise, he would weigh... A) 150 pounds B) More than 150 pounds C) Less than 150 pounds Please explain, thank you.
October 29, 2011

alberga
3r-5s= -4 5r+3s= 16 Multiply the 1st equation by 5 and the second by 3... 15r-25s= -20 15r+9s=48 Subtract both -34s= -68 divide by -34 s=2 substitute 3r-10= -4 3r=6 r=2
October 29, 2011

math
Find a value of n when the sq. root of n^2 is NOT n.
April 6, 2011

Math
Change it into to inches. So 5= 60 7 and 8" is= 92 and 19= 228. 60/92 = x/228. SOlve the proportion to get x is about = to 149. Divide by 12 and you get about 12 feet tall.
April 6, 2011

algebra
another way to put this is 1/3 * by 8/3. this is 8/6 or 4/3.
March 16, 2011

MATH
A track meet awards 6, 5, 4, 3, 2 and 1 points for 1st, 2nd, 3rd, 4th, 5th and 6th places, respectively. Team A’s only two runners originally earned 6 points in the first race with both runners finishing in the top 6, but then the winner of the first ...
March 16, 2011

Math
The surface area of a particular cube is 600 square inches. When the edges of the cube are doubled in length, what is the volume of the new cube, in cubic inches?
March 15, 2011

Math
first turn this into a triangle... the base is 66 and you know two of the angles (30 deg. and 90 deg (the base and the ground)). Now this is a 30-60-90 triangle. the rules 4 30-60-90 is the base is x, the hyp. is 2x and the other leg is x multiplied by the sq. root of 3. you ...
March 15, 2011

Math
h= 66 root 3 or 66 multiplied by the sq. root of 3.
March 15, 2011

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