Is $0.64 equal to any dollars? ($1.27? )

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

Which of the choices shown could be used to prove that aacp=abcp ?