In the sequence 3, 6, 9, 12, 15, 18, how many times does the number 12 occur?

A. 1

Assertion (A): All mammals are warm-blooded animals. Reason (R): Warm-blooded animals can regulate their body temperature internally. Which of the following is correct?

A. BOTH A AND R ARE TRUE, AND R IS THE CORRECT EXPLANATION OF A.

Complete the series: z, x, v, t, ?

A. R

If in a certain code, 'CAT' is coded as 'DBU', how is 'DOG' coded in that code?

A. EPH

If 'APPLE' is coded as 'BQQMF', what will 'ORANGE' be coded as?

A. PSBHF