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The value of a car, bought for Rs 4,40,000 depreciates each year by 10% of its value at the beginning of that year. So its value becomes Rs 3,08,000 after three

asked Jan 17, 2022 in 8th-maths by krutika (1.7k points)

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Jyotsana bought a product for Rs 3,155 including 4.5% sales tax. Find the price before tax was

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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In Delhi University, in the year 2009 – 10, 49,000 seats were available for admission to various courses at graduation level. Out of these 28,200 seats were for the students of General Category while 7,400 seats were reserved for SC and 3,700 seats for ST. Find the per centage of seats available for

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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Arunima bought household items whose marked price and discount % is as follows: Item Quantity Rate Amount Discount% (a) Atta 1 packet 200 200 16% (b) Detergent 1 packet 371 371 22.10% (c) Namkeen 1 packet 153 153 18.30% Find the total amount of the bill she has to

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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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 by vaibhav (1.7k points)

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Which of the following is in direct

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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The area of cultivated land and the crop harvested is a case of direct

asked Jan 17, 2022 in 8th-maths by Arun (1.7k points)

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A packet of sweets was distributed among 10 children and each of them received 4 sweets. If it is distributed among 8 children, how many sweets will each child

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

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Ravi starts for his school at 8:20 a.m. on his bicycle. If he travels at a speed of 10km/h, then he reaches his school late by 8 minutes but on travelling at 16 km/h he reaches the school 10 minutes early. At what time does the school

asked Jan 17, 2022 in 8th-maths by purvi (1.8k points)

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A water tank casts a shadow 21 m long. A tree of height 9.5 m casts a shadow 8 m long at the same time. The lengths of the shadows are directly proprotional to their heights. Find the height of the tank

asked Jan 17, 2022 in 8th-maths by krutika (1.7k points)

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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 by vaibhav (1.7k points)

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Here is a key board of a harmonium: (a) Find the ratio of white keys to black keys on the keyboard. (b) What is the ratio of black keys to all keys on the given keyboard. (c) This pattern of keys is repeated on larger keyboard. How many black keys would you expect to find on a keyboard with 14 such

asked Jan 17, 2022 in 8th-maths by Simran (1.8k points)

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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

asked Jan 17, 2022 in 8th-maths by vaibhav (1.7k points)

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Amount of region occupied by a solid is called its surface

asked Jan 17, 2022 in 8th-maths by sumit (1.6k points)

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A circle of maximum possible size is cut from a square sheet of board. Subsequently, a square of maximum possible size is cut from the resultant circle. What will be the area of the final

asked Jan 17, 2022 in 8th-maths by sumit (1.6k points)

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What is the area of the rhombus ABCD below if AC = 6 cm, and BE = 4cm?

asked Jan 17, 2022 in 8th-maths by nishit (1.8k points)

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A metal sheet 27 cm long, 8 cm broad and 1 cm thick is melted into a cube. The side of the cube

asked Jan 17, 2022 in 8th-maths by nikhil (1.8k points)

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Total surface area of a cylinder of radius h and height r is

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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The surface area of a cuboid formed by joining face to face 3 cubes of side x is 3 times the surface area of a cube of side

asked Jan 17, 2022 in 8th-maths by yogita (1.8k points)

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A truck carrying 7.8 `m^3` concrete arrives at a job site. A platform of width 5 m and height 2 m is being contructed at the site. Find the length of the platform, constructed from the amount of concrete on the

asked Jan 17, 2022 in 8th-maths by uday (1.6k points)

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