Question
Length and breadth of a rectangular room are in the
ratio 4 ∶ 5. The perimeter of the room is 180 m. Cost of flooring is Rs. 75 per square metre. Find the cost of flooring the room.Solution
Let the length and breadth of rectangular room is 4x and 5x respectively. ⇒ 2 × (4x + 5x) = 180 ⇒ 18x = 180 ⇒ x = 10 Area of floor = length × breadth ⇒ (4 × 10) × (5 × 10) ⇒ 2000 m2 Cost of flooring = 2000 × 75 = Rs. 1,50,000
Which option represents the correct order of the given words as they would appear in the English dictionary?
1. Sailboat
2. Saint
3...
Select the correct combination of mathematical signs to sequentially replace the * signs and to balance the given equation.
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How straight lines are there in the given picture?
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In the following question, select the related letter pair from the given alternatives.
ER : ET :: ?
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