Posts by Dad

Total # Posts: 20

History
idk

Maths
The price dropped by 10,000. What percent of 200,000 is 10,000?

Urgent Math
not sure exactly what your asking If you are looking for the total population, multiply 840 by 1.05 If you are looking for the number of new people, multiply 840 by .05

Algebra
Scatter plots and least square lines. The number of home runs hit by a player. 1990 1991 92 93 94 95 96 97 98 99 39. 22. 42 9. 9. 39 52 58 70 65 Find the equation of the least square line? Y=4.9x+18.5 Find the correlation, r, to the nearest hundredth? 0.68 Use the least square...

Algebra
Write an equation in slope intercept form of the line that passes through the given point and is perpendicular to the graph of the given equation. (1,-6). X-2y=4

math
The cost of a pencil is $0.25 more than the cost of an eraser. If the cost of 8 pencils and 10 erasers is $12.80, find the cost of each.

chemistry
21

math
Jenny, Jedi is right trust me !

CHEMISTRY
CALCULATE THE MOLARITY OF 50.0g OF NaCL IN 7820mL OF SOLUTION

Physics
yes

Algebra
kill me

math
Dad

Math
21

Math
If a mixture of a 6% acid solution with an 11% solution is to be made, how much of each solution is needed to make 10 liters of an 8% acid solution?

Algebra
How do I find the perimeter of a triangle DMG which has coordinates D(3,-2), M(3,4) and g(1,-2) - my son can't do the problem and I don't remember how to do it anymore

college chem
Ask your mom

10th grade
reply to PSYDAG Typos I was told no but I think yes

maths
if 0 is positive x and west is -x then facing west turn 270 counter clockwise you would be facing north on a map

Geometry
yes

Math HURRY !!!!!!!!
no