How do astronauts prepare for space travel? By taking public speaking classes
taking flights on the KC-KC-135 135 and by using the Neutral Buoyancy LaboratoryBy By learning different languages to help with communication
Astronauts prepare with all of the above.

What is sin 7x/4 ? i need on this urgent trig

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?

Dean and karlene get paid to write songs. dean is paid a one-time fee of $20 plus $80 per day. karlene is paid a one-time fee of $25 plus $100 per day. write an expression to represent how much a producer will pay to hire both to work the same number of days on a song.