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Deepak BoraNewbie

Asked: August 3, 2020In: CBSE

The radius and height of a solid right-circular cone are in the ratio of 5 : 12. If its volume is 314 cm³ , find the total surface area.

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Proportion of radius and height of a solid right-circular cone is given; by using relation of volume and surface area ...Read more

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Deepak BoraNewbie

Asked: August 8, 2020In: CBSE

The adjoining figure represents a solid consisting of a cylinder surmounted by a cone at one end and a hemisphere at the other. Find the volume of the solid.

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This is important problem for complex structure to solve it easily. This problem from RS Aggarwal book chapter Volume and ...Read more

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Deepak BoraNewbie

Asked: August 9, 2020In: CBSE, ICSE

Find the sum of first 15 multiples of 8.

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This is the Important question based on Arithmetic progression Chapter of R.S Aggarwal book for ICSE & CBSE Board. Here ...Read more

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Deepak BoraNewbie

Asked: August 12, 2020In: CBSE

A bucket is in the form of a frustum of a cone. Its depth is 15 cm and the diameters of the top and the bottom are 56 cm and 42 cm, respectively. Find how many liters of water can the bucket hold.

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To solve this problem use π=22/7 In this problem a bucket is in the form of a frustum of a cone. This ...Read more

0

Deepak BoraNewbie

Asked: August 23, 2020In: CBSE, ICSE

Which term of the AP 21,18,15,….is zero?

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This is the Important question based on Arithmetic progression Chapter of R.S Aggarwal book for ICSE & CBSE Board. In ...Read more

0

Deepak BoraNewbie

Asked: September 8, 2020In: CBSE, ICSE

The sum of a two-digit number and the number obtained by reversing the order of its digits is 121, and the two digits differ by 3. Find the number.

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An Important question based on Linear Equations in two Variables Chapter of R.S Aggarwal book for ICSE & CBSE ...Read more

1

Deepak BoraNewbie

Asked: September 10, 2020In: CBSE

A chemist has one solution containing 50% acid and a second one containtng 25% acid. How much of each should be used to make 10 litres of a 40% acid solution?

1

An Important question based on Linear Equations in two Variables Chapter of R.S Aggarwal book for ICSE & CBSE ...Read more

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The radius and height of a solid right-circular cone are in the ratio of 5 : 12. If its volume is 314 cm³ , find the total surface area.

The adjoining figure represents a solid consisting of a cylinder surmounted by a cone at one end and a hemisphere at the other. Find the volume of the solid.

Find the sum of first 15 multiples of 8.

A bucket is in the form of a frustum of a cone. Its depth is 15 cm and the diameters of the top and the bottom are 56 cm and 42 cm, respectively. Find how many liters of water can the bucket hold.

Which term of the AP 21,18,15,….is zero?

The sum of a two-digit number and the number obtained by reversing the order of its digits is 121, and the two digits differ by 3. Find the number.

A chemist has one solution containing 50% acid and a second one containtng 25% acid. How much of each should be used to make 10 litres of a 40% acid solution?