There were n signers of the declaration of independence. the oldest was benjamin franklin, who was yy years old. 7 is 10% of yy and nn is 80% of yy. how many signers were there?

Roger and natalie travel in similar cars. roger's car drives the two miles to school in 7.5 minutes. natalie drives the same distance in the opposite direction but in only 6.5 minutes. what is true of their velocities?

Long division the problem is 40 ➗ 348 = ?

Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.