Verbal Reasoning - Mental Ability Questions

In the following question, select the missing number from the given series.47, 44, 40, 37, ?, 30

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.

MAN, ODR, QGV, SJZ, ?

Find the odd word/letters/number pair from the given alternatives.

In a certain code language, '÷' represents '+', '-' represents 'x', '+' represents '÷' and 'x' represents '-'. Find out the answer to the following question.

20 x 12 ÷ 3 - 40 + 12 = ?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

JD,?,QK, VP, BV

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
? , Microgram, Milligram, Gram

Introducing a man, Shamita said, " He is the only son of my mother's mother." How is Shamita related to the man?

If 5Δ1 = 40, 9Δ9 = 0 and 7Δ1 = 60, then find the value of 4Δ9 = ?