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Math
#1) A gold bracelet that sells for $320 is on sale for 40% off. One way to find the amount by which the regular price is reduced is to multiply $320 by a) 3/10 b) 2/5 c) 3/5 d) 5/8 #2) A triangle can have sides whose lengths are 9
asked by Divergent on July 22, 2014 
MATHMS.SUE PLEASE HELP
ok there these 3 kids who sold cookies and here are there rates and if their continuing a the rate if they sold the cookies at 2.00 a piece how many days will it take to make 320.00 at their rates? Maria 39cookies/13days Stephen
asked by rian on December 17, 2013 
Math
As you can see from my nickname, math and I don't have great history. That is why I would like someone to check my answer. Q: Samantha types 40 words per minute. How many words can she type in 8 minutes? My Answer: 320 How I got
asked by I'm Not GREAT at Math on February 6, 2018 
math
a ball is thrown down ward from a 320 ft building at a initial velocity of 32 ft per sec. How long would the ball take to reach a height of 48 feet?' 16t^2+32+320
asked by henry on June 20, 2014 
Calculus
if a penny is dropped from the top of a 320 ft. building, how fast will it be moving when it hits the ground? v2 = u2 + 2gH, Here, u = initial velocity = 0 v = final velocity g = 32ft/s2 H= 320ft So, v2= 0 + 2 × 32 × 320 or,. v
asked by kate on June 7, 2017 
AP CALCULUS
A girl is flying a kite at a height of 320 ft. If the wind blows the kite horizontally at a rate of 15 feet per second away from the girl, at what rate is the girl releasing the string when the length of the string is 400 ft?
asked by Naz on November 6, 2010 
Chem: pH of acids and bases
Calculate the concentrations of all species in a 0.320M solution of H2X if K1 = 6.31E06 and K2 = 3.71E09 [H2X] = [H3O1+] = [HX1] = [X2] = Work: H2X + H2O > HX + H3O+ .320 M This is literally the only thing I know. How can
asked by Maggie on October 24, 2016 
math
Becky works 40 hours each week and makes $320. How much does she make per hour? Use a number line to solve this problem. I have a number line is labeled 0320 but I cant seem to figure this one out.
asked by Jennifer on June 16, 2014 
physics
When four people with a combined mass of 320 kg sit down in a car, they find that the car drops .80 cm lower on its springs. THen they get out of the car and bounce it up and down. What is the frequency of the car's vibration if
asked by sam on March 15, 2007 
Algebra
A rectangular box with the volume 320 cu ft is built with a square base and a square top. The cost is $1.50/sg ft for the bottom, $2.50/sq ft for the sides and $1.00/sq ft for the top. Let x=the lenth of the base in feet. Express
asked by Heidi on January 26, 2007 
density of Magnesium!
Magnesium crstallizes in the hcp arrangment. The dimensions of the unit cell are height 520om, length on an edge, 320. Calculate the density of Mg (s) and compare it with the measured value of 1.738 g/cm^3 this is what i did : m=
asked by sandy on February 6, 2009