Answer:
c 30
Step-by-step explanation:
because 30*40/100=12
Answer:x=3
Step-by-step explanation:3x+2=11
3x=11-2
3x=9
x=9/3
x=3
Answer:
a

b

c

Step-by-step explanation:
The number of vehicles available is 
The number of vans is k = 5
The number of cars is n = 13
Generally P(E) is mathematically represented as

=> 
=> 
Generally P(F| E) means the probability that the second vehicle assigned is a van given that the first one selected is a van this mathematically calculated as



Generally
is also mathematically represented as

=> 
=> 
=>
Answer:
rectangle and parallellagram i believe
Step-by-step explanation: