In the following question, select the missing number from the given series.
111, 222, 444, ?, 1776, 3552

The series given below contains a sequence of numbers. Ident ifythe incorrect combination.
2, 15, 41, 80, 134

Which of the following numbers will replace the question mark (?) in the given series?
 19, 38, 35, ?, 135, 810

Which of the following numbers will replace the question mark (?) in the given series?

29, 33, ?, 113, 369

Which of the following numbers will replace the question mark (?) in the given series?

26, 54, 110, 222, ?,  894

Which of the following numbers will replace the question mark (?) in the given series?
 11, 20, 43, 94, 187, 336, 555, ? 

Which of the following letter-clusters will replace the question mark (?) in the given series to make it logically complete?
 XUR, WTQ, VSP, URO, ? 

Ishita can read a newspaper in 'n' minutes. What part of the newspaper can she read in 7 minutes (n>7)