Find the height of a flagpole which cast a shadow of 9.32 m when the sun makes an angle of 63 to the horizontal

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if

Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?

Abag contains 10 white golf balls and 6 striped golf balls. a golfer wants to add 112 golf balls to the bag. he wants the ratio of white to striped gold balls to remain the same. how many of each should he add?