Average Practice Test 7

Total height of (A + B + C) = (155 × 3) cm = 465 cm …(1)
Total height of (B + D + E) = (155 × 3) cm = 459 cm …(2)
Adding (1) and (2),
A + 2B + C + D + E = 924 cm
So to find the answer, B’s height must be known which is not given.
∴ The data is inadequate.