212 : 436 : 560 : ?

Find the missing number?
2, 12, 30, ?, 90, 132

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Den is to Lion as Aviary is to 

The weights of 4 boxes are 70, 100, 20 and 40 kilograms. Which of the following cannot be the total weight, in kilograms, of any combination of these boxes and in a combination a box can be used only once. 

In the class of boys and girls, the rank of Obama is15th and the rank of Shabana is 8th.The rank of Obama is 8th only in boys and Shabana’s rank is 4th only in girls. In the boys and girls, Obama’s rank is 18th from other side. Shabana’s rank is 7th only in girls from other end. Then find the total number of boys in the class. 

Below are given statements followed by some conclusions. Read them to answer the question below.
1. College education is very expensive these days.
2. College education should be restricted to few.
Conclusions:
I. Nobody can afford to go to college.
II. Even the poor should have access to affordable college education.
Which of the given conclusions logically follow(s) from the given statements.

If 9th of the month falls on the day preceding Sunday, on what day will 1st of the month fall?