Answer:

Step-by-step explanation:
Use the difference of squares formula.



Answer:
170cm^2
Step-by-step explanation:
17 x 10 = 170cm^2
Answer:
Step-by-step explanation:
Given a total of 12 diesel engines
out of which 2 are defective
Company have to choose 5 good engines to ship.
Therefore no of ways in good engines are selected is 
no of ways in which any 5 engines are selected from a total of 12 engines is

Therefore the required probability =
=
=0.318
Answer: 27 x 1/3
Step-by-step explanation: 27/1 x 1/3 = 9 orchards per store