120
OA = OB
angle OAN = 90 degrees, so OAB and OBA is both 30 degrees.
B beacuse it’s 173 thanks very much
Answer:
1/24
Step-by-step explanation:
1/4 x 1/3 x 1/2 x 1/1
1/24
Answer : (12,4)
that is the max point
Answer:
a) 0.70
b) 0.30
c) 12/45 =4/15
d) 2/45
Step-by-step explanation:
a) Prob of drawing a marble red or white = No of red and white marbles/total marbles
= 7/10 = 0.70
b) Prob of drawing a marble neither red nor white = 1-7/10 = 0.30
c) Prob of drawing two marble one red and one white at the same time
= 
d) Prob of drawing two marble one blue and orange white at the same time
= 