Questions by vaibhav

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By selling an article for Rs 1,12,000 a girl gains 40%. The cost price of the article was

asked Jan 17, 2022 in 8th-maths

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2500 is greater than 500 by

asked Jan 17, 2022 in 8th-maths

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A lady buys some pencils for Rs 3 and an equal number for Rs 6. She sells them for Rs 7. Find her gain or

asked Jan 17, 2022 in 8th-maths

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On selling a chair for Rs 736, a shopkeeper suffers a loss of 8%. At what price should he sell it so as to gain

asked Jan 17, 2022 in 8th-maths

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The food labels given below give information about 2 types of soup: cream of tomato and sweet corn. Use these labels to answer the given questions. (All the servings are based on a 2000 calorie diet.) (a) Which can be measured more accurately : the total amount of fat in cream of tomato soup or the total amount of fat in sweet corn soup? Explain. (b) One serving of cream of tomato soup contains 29% of the recommended daily value of sodium for a 2000 calorie diet. What is the recommended daily value of sodium in milligrams? Express

asked Jan 17, 2022 in 8th-maths

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Amrita takes 18 hours to travel 720 kilometres. Time taken by her to travel 360 kilometres is

asked Jan 17, 2022 in 8th-maths

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Assuming land to be uniformly fertile, the area of land and the yield on it

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If two quantities x and y vary directly with each other,

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Both x and y vary directly with each other and when x is 10, y is 14, which of the following is not a possible pair of corresponding values of x and

asked Jan 17, 2022 in 8th-maths

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If x = 5y, then x and y vary ______ with each

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If two quantities p and q vary inversely with each other then ______ of their corresponding values remains

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A car is travelling 48 km in one hour. The distance travelled by the car in 12 minutes is

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If the area occupied by 15 postal stamps is 60 cm2, then the area occupied by 120 such postal stamps will be

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If a tree 24 m high casts a shadow of 15 m, then the height of a pole that casts a shadow of 6 m under similar conditions is 9.6

asked Jan 17, 2022 in 8th-maths

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Match each of the entries in Column I with the appropriate entry in Column II Column I Column II 1. x and y vary inversely to each other A. x y = Constant 2. Mathematical representation of inverse B. y will increase in proportion variation of quantities p and q 3. Mathematical representation of C. xy = Constant direct variation of quantities m and n 4. When x = 5, y = 2.5 and when D. p ∝ 1 q y = 5, x = 10

asked Jan 17, 2022 in 8th-maths

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The table shows the time four elevators take to travel various distances. Find which elevator is fastest and which is slowest. Distance (m) Time (sec.) Elevator- A Elevator- B Elevator- C Elevator- D 43544813085 2928105 How much distance will be travelled by elevators B and C seperately in 140 sec? Who travelled more and by how

asked Jan 17, 2022 in 8th-maths

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Area of a rhombus is equal to __________ of its

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If the area of a face of a cube is 10 `cm^2`, then the total surface area of the cube is

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A cube of side 5 cm is painted on all its faces. If it is sliced into 1 cubic centimetre cubes, how many 1 cubic centimetre cubes will have exactly one of their faces

asked Jan 17, 2022 in 8th-maths

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A cube of side 4 cm is painted on all its sides. If it is sliced in 1 cubic cm cubes, then number of such cubes that will have exactly two of their faces painted is

asked Jan 17, 2022 in 8th-maths

Questions by vaibhav

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