Direction : What value should come in place question mark(?) in the following questions?

$$2\over7$$ of $$ 5\over6$$ of ?=200

The average of five consecutive number is 26, then the multiple of the first and the last number is

What is the sum of all three-digit numbers which are divisible by 20?

If a 7-digit number 54p3987 is divisible by 11 , then p is equal to:

When the integer n is divided by 7, the remainder is 3. What is the remainder if 5n divided by 7?

Direction : Each of the questions below consists of a question and two statements numbered I and II are given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. Read both the statements and
Give answer
(A) If the data in statement I alone are sufficient to answer the question, while the data statement II alone are not sufficient to answer the question.
(B) If the data in Statement II alone are sufficient to answer the question, while the data in statement I alone are not sufficient to answer the question.
(C) If the data in statement I alone or in Statement II alone are sufficient to answer the question.
(D) If the data in both the statement I and II are not sufficient to answer the question.
(E) If the data in both the statement I and II together are necessary to answer the question.

What is the two-digit number?
I. Sum of the digits is 6.
II. Digit in the ten’s place is double the digit in the unit’s place.

What value will come in place of question mark (?) in the questions given below?

837 ÷ ? × 0.8 = 9.3 

What is the quotient , when 2645 is divided by 48 ?