Question
Study the pattern.
115, Q , R , 190, 215

Find the values of
  1. Q
  2. R
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Study the pattern.
115, Q , R , 190, 215

Find the values of
  1. Q
  2. R