If a problem asks how many cubes are in the nth figure, an ...

[saliriagwu]

If a problem asks how many cubes are in the nth figure, an approach to solving the problem
  might be:
 
  (a) Guess and Test.
  (b) Draw a Picture.
  (c) Make a Table.
  (d) Look for a Pattern.
  (e) Use a Variable.

Question 2

When using the Guess and Test Problem Solving Strategy you will probably be most successful
  if you
 
  (a) simply try possibilities at random.
  (b) use a means of organizing your guesses.
  (c) try to learn from each of the trials.
  (d) apply both parts (a ) and (c ).
  (e) apply both parts (b ) and (c ).

[Eunice618]

Answer to Question 1

d

Answer to Question 2

e

[saliriagwu]

Gracias!

[ecabral0]

Excellent