Verbal Reasoning - Mental Ability Questions

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

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

Two motorcycle riders A and B start their rides from the same point. Rider A goes 11 km East then turns to his right and rides for another 9 km. Rider B goes 8 km North,then turns East and rides for 11 km and then turns to his right and rides 7 km. Where is rider A with respect to rider B?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series. NIP, KGO, HEN, ECM, ?

If "+" means "minus", "x" means "divided by", "÷" means "plus" and "-" means "multiplied by", then 108 × 12 + 3 – 6 ÷ 4 = ?

From the given alternative words, select the word which can not be formed using the letter of the given word:

UNIVERSALISATION

From the given alternatives, select the word which CANNOT be formed using the letters of the given word.

Commensurate

Facing North, Aishwarya turns 45 deg clockwise, then 135 deg anticlockwise and then 180 deg clockwise. Which direction is she is facing now?