a mother wants to $9000 for her son's future education. She invested a portion of the money in a bank certificate(CD account) which earns 4% and the reminder in a savings bond that earns 7%. If the total interest earned after one year is $540, how much money was invested i...
Dr Bob i know the density of a neutron is 1.00727638 but do not know how to multiply it out. This supposed to be a beginner coarse.
assuming that a neutron star has the same density as a neutron, calculate the mass in kilograms of a small piece of a neutron star the size of a spherical pebble with a radius of 0.11mm
if the radius of a neutron is 1.0 x 10 minus 13cm calculate the density of a neutron in g/cm 3
I don't know how to do this the speed of train A is 18mph slower than the speed of train B train A travels 190 miles in the same time it takes train B to travel 280 miles find the speed of each train please help so i can pass my quiz.
to determine the number of deer in a game preserve a conservationist catches 330 deer tags them and lets them loose later 672 deers are cought 168 of them are tagged how many deer are in the preserve I don't now how to get the answer can someone work this for me please. Th...
i need to find all numbers for which the rational expression is undefined p^3-9p ------ p^2-16 please help
to determine the number of deer in a game preserve a conservationist catches 330 deer, tages them and lets them loose later 672 deers are cought 168 of them are tagged how many deer are in the preserve
hooke's law the distance d when a spring is stretched by a hanging object. if the distance is 14cm when the weight is 4kg what is the distance when the weight is 9kg The distance is
find the variation constate and an equation of variation where y varies inversely as x and y=1 whenx=6 what is the variation constant is