A bag of marbles had 30 yellow marbles and the rest were white. For a game, 35 of the 30 yellow marbles were chosen, and 23 of the white marbles were also chosen. Use this information to answer the questions below.

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(a) How many marbles were in the bag before the game?
(b) How many of the bag's marbles were not chosen?
(c) How many of the bag's marbles were chosen?

Use the following statements to write a compound statement for the conjunction or disjunction. then find its truth value. p: an isosceles triangle has two congruent sides. q: a right angle measures 90° r: four points are always coplanar. s: a decagon has 12 sides. a) a right angle measures 90° or an isosceles triangle has two congruent sides; true. b) a right angle measures 90° and an isosceles triangle has two congruent sides; true. c) a right angle measures 90° and an isosceles triangle does not have two congruent sides; false. d) a right angle measures 90° or an isosceles triangle does not have two congruent sides; true.