Camille is sixty-six inches tall. this is twenty inches less than two times mindy’s height. how tall is mindy?

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?