If the probability of an event is 2/9 , what is the probability of the complementary event ?
a) - 7/9
b) 1/3
c) 2/9
d) 7/9

Tessa bought stock in a restaurant for $253.00. her stock is now worth $333.96. what is the percentage increase of the value of tessa's stock? a.) 81% b.) 32% c.) 24% d.) 76%

What 8/12+8/11 in another way than and improper fraction

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cos of 61.6