RRB Junior Engineer Stage 1 Model Papers 6

Question : 42 of 99

Marks: +1, -0

The following equations follow a common property.Find out the correct value to complete D :
A = 51 (714) 14 :
B = 61 (915) 15 :
C = 71 (1136) 16 :
D = 81 (?) 17

(1377)
(1378)
(1356)
(1346)

Validate

Solution:

As,

A = 51 × 14 = 714

B = 61 × 15 = 915

C = 71 × 16 = 1136

∴ D = 81 × 17 = 1377

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