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Byju's Answer

Standard VI

Mathematics

Word Problems

Read the foll...

Question

Read the following statements and answer the given question.
(i) $^{'} A + B^{'}$ means 'B is the brother of A'.
(ii) $^{'} A \times B^{'}$ means 'B is the husband of A'.
(iii) $^{'} A - B^{'}$ means 'A is the mother of B'.
(iv) $^{'} A \div B^{'}$ means 'A is the father of B'.
Which of the following expressions indicates 'P is the grandmother of T'?

Q - P + R \div T

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P \times Q \div R - T

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P \times Q \div R + T

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P + Q \div R - T

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None of these

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Solution

The correct option is C $P \times Q \div R + T$
(iii) is ruled out because we need two generation-change signs $(- a n d \div)$ between P and T. Same is the case with (i). Again, (iv) is ruled out because $P + Q$ does not give the sex of P. Now, check (ii),

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Similar questions

A $%$ B means A is the father of B;
A + B means B is the brother of A;
A – B means A is the mother of B;
A $\times$ B means B is the husband of A.

Which of the following relations shows that Q is the grandmother of T?

Q. Read the following information carefully and answer the questions which follow.
(i)

^{'} A \times B^{'}

means 'A is the father of B'.
(ii)

^{'} A \div B^{'}

means 'A is the daughter of B'.
(iii)

^{'} A + B^{'}

means 'A is the mother of B'.
(iv)

^{'} A - B^{'}

means 'A is the brother of B'.
Which of the following means that R is the wife of P?

Q. If

‘ A + B^{'}

means 'A is the brother of B',

^{'} A - B^{'}

means 'A is the sister of B',

^{'} A \times B^{'}

means 'A is the wife of B', and

^{'} A \div B^{'}

means 'A is the father of B', then which of the following indicates 'S is the son of P'?

Q. Read the following information carefully and answer the questions which follow.
(i)

^{'} A \times B^{'}

means 'A is the wife of B'.
(ii)

^{'} A + B^{'}

means 'A is the brother of B'.
(iii)

^{'} A \div B^{'}

means 'A is the daughter of B'.
(iv)

^{'} A - B^{'}

means 'A is the son of B'.
How is Q related to P if

P \div R \times T - Q

Q. Study the following information and answer the questions given below.
(i)

^{'} P \div Q^{'}

means 'Q is the father of P'.
(ii)

^{'} P \times Q^{'}

means 'P is the sister of Q'.
(iii)

^{'} P + Q^{'}

means 'P is the brother of Q'.
(v)

^{'} P - Q^{'}

means 'Q is the mother of P'.
Which of the following means R is the nephew of T?

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The correct option is C P×Q÷R+T(iii) is ruled out because we need two generation-change signs (−and÷) between P and T. Same is the case with (i). Again, (iv) is ruled out because P+Q does not give the sex of P. Now, check (ii),

The correct option is C $P \times Q \div R + T$
(iii) is ruled out because we need two generation-change signs $(- a n d \div)$ between P and T. Same is the case with (i). Again, (iv) is ruled out because $P + Q$ does not give the sex of P. Now, check (ii),