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Deepak BoraNewbie

Asked: September 21, 2020In: CBSE

Choose the correct choice in the following and justify. (i) 30th term of the A.P: 10,7, 4, …, is (A) 97 (B) 77 (C) −77 (D) −87

This question is from NCERT Book class 10th Ch. no.5 Ex. 5.2 Q. 1 . In this question you have ...Read more

Deepak BoraNewbie

Asked: September 25, 2020In: ICSE

A school provides milk to the students daily in cylindrical glasses of diameter 7 cm. If the glass is filled with milk upto a height of 12 cm, find how many litres of milk is needed to serve 1600 students.

M.L Aggarwal book Important Question of class 10 chapter Based on Mensuration for ICSE BOARD. In this question given that ...Read more

Deepak BoraNewbie

Asked: September 26, 2020In: ICSE

A buoy is made in the form of a hemisphere surmounted by a right cone whose circular base coincides with the plane surface of the hemisphere. The radius of the base of the cone is 3.5 metres and its volume is 2/3 of the hemisphere. Calculate the height of the cone and the surface area of the buoy correct to 2 places of decimal.

This is the Important question of class 10 Based on Mensuration Chapter of M.L Aggarwal book for ICSE BOARD. Here ...Read more

Deepak BoraNewbie

Asked: September 26, 2020In: ICSE

The surface area of a solid metallic sphere is 616 cm square. It is melted and recast into smaller spheres of diameter 3.5 cm. How many such spheres can be obtained?

This question is Based on Mensuration Chapter of M.L Aggarwal book for ICSE BOARD for class 10. The surface area ...Read more

deepaksoniGuru

Asked: March 10, 2021In: ICSE

A company with 4000 shares of nominal value of Rs. 110 declares annual dividend of 15%. Calculate : (i) the total amount of dividend paid by the company, (ii) the annual income of Shah Rukh who holds 88 shares in the company, (iii) if he received only 10% on his investment, find the price Shah Rukh paid for each share. (2008)

ML aggarwal( avichal publication)class 10th , chapter3, shares and dividends …….. this has been asked in 2008 exam so this ...Read more

deepaksoniGuru

Asked: March 15, 2021In: ICSE

(i) (sec A – 1)/(sec A + 1) = (1 – cos A)/(1 + cos A) (ii) tan2 θ/ (sec θ – 1)2 = (1 + cos θ)/ (1 – cos θ) (iii) (1 + tan A)2 + (1 – tan A)2 = 2 sec2 A (iv) sec2 A + cosec2 A = sec2 A. cosec2 A

This question has been taken from the Book- ML Aggarwal Board- ICSE Publication- Avichal Chapter- Trigonometric Identities Chapter number-18 We ...Read more

deepaksoniGuru

Asked: March 16, 2021In: ICSE

Five times a certain whole number is equal to three less than twice the square of the number. Find the number.

This question has been taken from Book:- ML aggarwal, Avichal publication, class10th, quadratic equation in one variable, chapter 5, exercise ...Read more

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Discy Latest Questions

Choose the correct choice in the following and justify. (i) 30th term of the A.P: 10,7, 4, …, is (A) 97 (B) 77 (C) −77 (D) −87

A school provides milk to the students daily in cylindrical glasses of diameter 7 cm. If the glass is filled with milk upto a height of 12 cm, find how many litres of milk is needed to serve 1600 students.

The surface area of a solid metallic sphere is 616 cm square. It is melted and recast into smaller spheres of diameter 3.5 cm. How many such spheres can be obtained?

(i) (sec A – 1)/(sec A + 1) = (1 – cos A)/(1 + cos A) (ii) tan2 θ/ (sec θ – 1)2 = (1 + cos θ)/ (1 – cos θ) (iii) (1 + tan A)2 + (1 – tan A)2 = 2 sec2 A (iv) sec2 A + cosec2 A = sec2 A. cosec2 A

Five times a certain whole number is equal to three less than twice the square of the number. Find the number.