Verbal Reasoning - Mental Ability Questions

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

32 ÷ 16 - 5 x 8 + 2 = 13

If S means '+', L means 'x', U means '/' and K means '-', then the value of

21 S 1 U 7 L 15 U 6 L 14 K 55

Use the following passage for the questions based on it.

There are 6 flats on a floor in two rows. Out of these, three are north facing and the other three are south facing flats. The flats are to be allotted amongst Arun, Biswajyot, Chitra, Derek, Evan, and Fatima. Biswajyot gets a north facing flat and is not next to Derek. Derek and Fatima get diagonally opposite flats. Chitra is next to Fatima, and gets a south facing flat. Evan gets a north facing flat.

Which of the following pairs is exactly opposite to each other?

If 7∆6 = 84, 1∆4 = 8 and 2∆3 = 12, then find the value of 8∆4 = ?

Pointing to a photograph, a lady tells Pramod, "I am the only daughter of this lady and her son is your maternal uncle." How is the speaker related to Pramod's father 

Choose the missing terms out of the given alternatives Z, X, S, I, R, R, ?, ?

In the following question, select the missing number from the given series.

178, 172, 166, 160, ?, 148

Arrange the following words as per ordering the dictionary:

1) ASSIGN
2) ASSOCIATE
3) ASSIST
4) ASSISTANT
5) ASSIGNMENT