Has anybody done Apex 2.2.4 math practice for 8th grade? If so could you send me the answers? I’m totally lost...

36 inches/second = yards/minute how many yards?

The figure below shows rectangle abcd and the triangle eca on a coordinate plane.which of the following expressions represents the perimeter of triangle of triangle eca in units

Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !