Which of the following terms will replace the question mark (?) in the given series?
DBOI, FEQL, ?, JKUR, LNWU

Three statements are followed by three conclusions numbered I, II and III. You have to consider these statements to be true, even if they seem to be at variance with commonly known facts. Decide which of the given conclusions logically follow/s from
the given statements.
Statements:
All pens are pages.
Some pages are pins.
Some pins are boards.
Conclusions:
(I) Some pins are pens.
(II) Some boards are pages.
(III) Some pens are boards.

In a certain code language, 'VAIN' is written as 'OKBY’ and 'VAST' is written as 'UUBY'.
How will 'VERB’ be written in that language?

Select the number from among the given options that can replace the question mark (?) in the following series.
3, 20, 121, 604, 2417,

Select the set in which the numbers are related in the same way as are the numbers of the following set.
(34, 15, 64)
(29, 17, 63)

 (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/deleting/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.)

Read the given statements and conclusions carefully. You have to take the given statements to be true even if they seem to be at variance from commonly known facts.
You have to decide which conclusion/s logically follow/s from the given statements.

Statements:
All apples are mangoes.
All mangoes are lemons.
All lemons are kiwis.
Conclusions:
(I) All apples are lemons.
(II) All mangoes are kiwis

The position of how many letters will remain unchanged if each of the letters in the word ‘JEALOUS’ is arranged in the English alphabetical order?

In a certain code language, 'DEMAND' is written as ‘410132144' and 'SUPPLY' is written as '194216161225'.How will 'PRODUCT' be written in that language?

What will come in place of the question mark (?) in the following equation, if ‘+’ and ‘–’ are interchanged and ‘×’ and ‘÷’ are interchanged?
14014 × 14 – 10 ÷ 8 + 14 = ?

8 is related to 512 following a certain logic. Following the same logic, 12 is related to 1728. To which of the following is 15 related, following the same logic?

(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 /deleting /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)