Billy has two ice cream cones. Cone A has 30 mL of ice cream, melting at a rate of 2.5 mL per minute. Cone B has 20 mL of ice cream, melting at a rate of 1.5 mL per minute. How long will it take for Billy to have the same amount of ice cream in each cone? 10 minutes 12 minutes 5 minutes 45 minutes

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.