Select the option that is related to the third letter-number cluster in the same way as the second letter-number cluster is related to the first letter-number cluster and sixth letter-number cluster is related to fifth letter-number cluster.
(NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g.13 – Operations on 13 such as adding /subtracting /multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed)
LW200 : YJ100 :: DG180 : ? :: KP210 : RI105
Show answer & explanation
Correct answer: D
Explanation
LW200 (+13,-13,÷2) YJ100
KP210 (+7,-7,÷2) RI105
DG180 (+5,-5,÷2) IB90
Correct Answer: IB90