The value of 4÷12 of [3÷4 of {(4-2) x 6÷2}] -2x6÷8+3 is:

A can do $$1\over 3$$ of a work in 30 days. B can do $$2\over 5$$ of the same work in 24 days. They worked together for 20 days. C completed the remaining work in 8 days. Working together A, B and C will complete the same work in:

The base of a solid right prism of height 10 cm is a square and its volume is 160 cm³. What is its total surface area of the prism (in cm²)?

Which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
 _bc_ca_aba_c_ca

Which letter-cluster will replace the question mark (?) to complete the given series?

AYD, BVF, DRH, ?, KGL

The number of squares in the given figure is

In the following question below are given some statements followed by some conclusions based on those statements. Taking the given statements to be true even if they seem to be at variance from commonly known facts. Read all the conclusions and then decide which of the given conclusion logically follows the given statements.

Statements:
 1. Some students are teachers.
 2. All teachers are boys.

Conclusions:
 I. All students are boys.
 II. Some boys are students.
 III. Some boys are teachers.
 IV. All teachers are students

A statement is given below followed by two arguments numbered I and II. You have to decide which of the arguments is a 'strong' argument and which is a 'weak' argument.

Statement:
 Should foreign films be banned in India?

Arguments:
 I. Yes, they depict an alien culture which adversely affects our values.
 II. No, foreign films are of a high artistic standard.