A deck of cards contains RED cards numbered 1, 2, 3, 4, 5, BLUE cards numbered 1, 2, 3, and GREEN cards numbered 1, 2, 3, 4, 5, 6. If a single card is picked at random, what is the probability that the card is BLUE OR has an ODD number?

Quadrilateral abcd in the figure below represents a scaled-down model of a walkway around a historic site. quadrilateral efgh represents the actual walkway. abcd is similar to efgh. what is the total length, in feet of the actual walkway?

I’ve been trying all day to figure this puzzle out. i need the work for it aswell. it is a factoring polynomials tarsia. the image is below.

It takes an ant farm 3 days to consume 1/2 of an apple. at that rate, in how many days will the ant farm consume 3 apples