The sum of the ages of tim and susan is 20 years. in 4 years, tim's age will be three-fourths of susan's age. how old is susan now

Which is the completely factored from of xy^3-x^3y

If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?

Even if a person is in very good shape, applying to be a police officer requires commitment to fitness. applicants must pass a physical fitness test. in order to prepare for the test, janet purchases an activity tracker to court her steps. her goal is to walk 10,000 steps each day. she measures heard average step length to be 30 inches. play janet runs, her average steps length increases to 36 in. how many steps would she have to take to run 1 mile 50280 round to the nearest step