2. Convert 3.554 into a percent.

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line

An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.