The sum of two numbers is 30 the difference of the two numbers is 4 what is the lesser number?

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other

Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655