In the code, A × B means A is the mother of B, A ÷ B means A is the daughter of B, and A - B means A is the son of B. If D ÷ C - A = true, what is the relationship of D to A?

A. D IS A'S MOTHER

If A can do a piece of work in 20 days and B can do it in 30 days, how much work will they complete together in 5 days?

A. 1/6
Posted in:  Time & Work -  Aptitude -  Mathematics

If A + B means A is the uncle of B, A - B means A is the aunt of B, and A × B means A is the cousin of B. What is the relationship of C if A + C - B = true?

B. C IS THE AUNT OF B

In a coded relationship, A × B means A is the sister of B, A + B means A is the father of B, and A - B means A is the mother of B. If C - A + B = true, what is the relationship of C to B?

A. C IS THE MOTHER OF B

What is the antonym of 'expand'?

B. CONTRACT
Posted in:  Antonyms -  Vocabulary -  English