You have a $1,000 portfolio which is invested in stocks a and b plus a risk-free asset. $400 is invested in stock a. Stock a has a beta of 1. 3 and stock b has a beta of 0. 7. How much needs to be invested in stock b if you want a portfolio beta of 0. 9?.

Why do businesses rely more on teamwork in today’s business environment? a. teams need fewer instructions. b. teams facilitate learning. c. teams create a harmonious environment at the workplace. d. the team’s collective output is greater than the total of each individual’s output. e. teams require lesser supervision

Land is to arable ; river is a, navigable b, shallow c, presumsor d, water

Afish fossil is found in a rock. a foot bone and tooth are found in an older layer of the same rock. what can scientists learn from the rock? a) the area changed from land to water. b) the area changed from water to land. c) the area has always been land. d) the area was once an ocean.