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Deepak BoraNewbie

Asked: July 31, 2020In: CBSE

Find the mode of the following distribution

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CBSE 10th Class Mathematics Past year question paper Year 2020 SET 1, Code Number – 30/5/1 Question Number – 25Read more

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Deepak BoraNewbie

Asked: August 2, 2020In: CBSE, ICSE

The first and last term of an AP are a and l respectively. Show that the sum of the nth term from the beginning and the nth term from the end is (a+l)

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ICSE & CBSE Board Question Based on Arithmetic Progression of RS Aggarwal Here the First and last term of an ...Read more

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Deepak BoraNewbie

Asked: August 5, 2020In: CBSE

A toy is in the form of a cone of radius 3.5 cm mounted on a hemisphere of same radius on its circular face. The total height of the toy is 15.5 cm. Find the total surface area of the toy

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In the given problem toy is in the form of a cone so to find total surface area of toy ...Read more

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Deepak BoraNewbie

Asked: August 9, 2020In: CBSE

A copper rod of diameter 2 cm and length 10 cm is drawn into a wire of uniform thickness and length 10 m. Find the thickness of the wire

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This question was asked in 2012 cbse board exam. Question from RS Aggarwal book chapter volume and surface area of ...Read more

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Deepak BoraNewbie

Asked: August 9, 2020In: CBSE

In a corner of a rectangular field with dimensions 35 m ×22 m, a well with 14 m inside diameter is dug 8 m deep. The earth dug out is spread evenly over the remaining part of the field. Find the rise in the level of the field.

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Given problem is the HOT problem according to the cbse syllabus. Problem from RS Aggarwal book, problem number 32, page ...Read more

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Deepak BoraNewbie

Asked: August 12, 2020In: CBSE

A fez, the cap used by the Turks, is shaped like the frustum of a cone. If its radius on the open side is 10 cm, radius at the upper base is 4 cm and its slant height is 15 cm, then find the area of material used for making it.

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To solve this problem use π=22/7 Problem from RS Aggarwal book, problem number 20, page number 824, exercise 17C, chapter volume ...Read more

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Deepak BoraNewbie

Asked: August 31, 2020In: CBSE, Competition, ICSE, IIT

Argument of a Complex Number

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Why does the Principal Argument of any Complex Number lie between -π to π. ? Isn’t that the Equivalent of ...Read more

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Find the mode of the following distribution

The first and last term of an AP are a and l respectively. Show that the sum of the nth term from the beginning and the nth term from the end is (a+l)

A toy is in the form of a cone of radius 3.5 cm mounted on a hemisphere of same radius on its circular face. The total height of the toy is 15.5 cm. Find the total surface area of the toy

A copper rod of diameter 2 cm and length 10 cm is drawn into a wire of uniform thickness and length 10 m. Find the thickness of the wire

In a corner of a rectangular field with dimensions 35 m ×22 m, a well with 14 m inside diameter is dug 8 m deep. The earth dug out is spread evenly over the remaining part of the field. Find the rise in the level of the field.

A fez, the cap used by the Turks, is shaped like the frustum of a cone. If its radius on the open side is 10 cm, radius at the upper base is 4 cm and its slant height is 15 cm, then find the area of material used for making it.

Argument of a Complex Number