Direction: Each of the questions Mow consists of a questions followed by statements. You have to study the questions and the statements and decide which of the statement (s) is/are necessary to answer the question? |
(I) The length and breadth of the lawn are in the ratio of 2:1 respectively. |
(II) The width of the path is twenty times the length of the lawn. |
(III) The cost of gravelling the path @ Rs. 50 per nr is Rs. 4416. |
A) All I, II and III
B) III, and either I or II
C) I and III only
D) II and III only
Correct Answer: A
Solution :
(a): III gives area of the path \[=\frac{4416}{25}\] \[{{m}^{2}}\] II gives width of path = 20 x (Length of the lawn). I gives length = 3x metres and breadth = x metres Clearly, all the three will be required to find the width of the path. \[\therefore \] Correct answer is (a)You need to login to perform this action.
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