A + B means A is the father of B.

A -B means A is the wife of B.

A x B means A is the brother of B .

A Ã· B means A is the daughter of B.

If P + Q which of the following is true?

P + RÃ·Q means P is the father of R who is the daughter of Q i.e P is the father of R and Q is the mother of it is the husband of Q..

A test has 30 questions. If Ammy gets 70% correct, how many question did Ammy missed?

The number of correct answers is 70% of 30 or 70/100 x 30.

70/100 x 30 = 21

Since the test has 30 questions and she got 21 correct answers, the number of questions she missed is 30-21=9

Ammy missed 9 questions.

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What is (999 âˆ’ 99 + 9) Ã· 9?

First work out the value of the expression in the brackets and then divide the result by 9. This gives (999 âˆ’ 99 + 9) Ã· 9 = 909 Ã· 9 = 101. Alternatively, we can first divide each number in the bracket by 9 and then evaluate the resulting expression. This gives (999 âˆ’ 99 + 9) Ã· 9 = (111 âˆ’ 11 + 1) = 101.

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In following questions, a sequence of groups of alphabets and numbers is provided with one term missing , Choose the missing term from options. ?, ayw, gec, mki, sqo

Each term in the series consists of alternate letters in reverse order. The first letter of each term and the last letter of the next term are also alternate.

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