Elizabeth had 10 stamps. she decided to write letters to some of her relatives. after she sent her letters, she had 6 stamps left. how many letters did she mail? a. 10 - 4 = 6 b. 60 6 = 10 c. 6 + 10 = 16 d. 10 - 6 = 4

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min. if they did not stop driving, how many miles could kyle and elijah drove in a whole day? ? 1 day = 24 hours. plzzz write a proportion i will give you 100 points

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.