camdenphillips77 camdenphillips77
  • 30-09-2022
  • Mathematics
contestada

if martha can rake the yard in 4 hours and her brother can rake the yard in 8 hours, how long does it take them to do it together?

Respuesta :

Otras preguntas

in what ways did the sea shape Greek culture, myth, economy, and trade?
who was the leader and owner of pennsylvania
Is NH3 a molecular crystal, metal, ionic crystal, or a network solid?
if you were going to try to get the noble gas argon to combine with another element, would fluorine be a good choice?
How does selective breeding support Darwin's hypothesis about evolution?
Is NH3 a molecular crystal, metal, ionic crystal, or a network solid?
Is one third less than one half
Cu + AgNO3 = Cu(NO3)2 +Ag
DNA content in a cell is measured in picograms (pg) (what ever that is) . A sea star has 17/20 pg of DNA a scallop cell has 19/20pg, a red water mite cell has 0
who was the leader and owner of pennsylvania