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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

deepaksoniGuru

Asked: March 16, 2021In: ICSE

A trader buys x articles for a total cost of Rs. 600. (i) Write down the cost of one article in terms of x. If the cost per article were Rs. 5 more, the number of articles that can be bought for Rs. 600 would be four less. (ii) Write down the equation in x for the above situation and solve it to find x.

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

deepaksoniGuru

Asked: March 18, 2021In: ICSE

Find the mean proportion of: (i) 5 and 80 (ii) 1/12 and 1/75 (iii) 8.1 and 2.5 (iv) (a – b) and (a3 – a2b), a ˃ b

It is a question from ML aggarwal, class 10th, chapter 7, ratio and proportion, Avichal publication In this question we have ...Read more

deepaksoniGuru

Asked: March 19, 2021In: ICSE

Given that a³+3ab²/(b³+3a²b) =63/62. Using componendo and dividendo find a: b.

exam oriented an important question from ML aggarwal, class 10th, chapter 7, ratio and proportion, Avichal publication This question has been ...Read more

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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.

Find the mean proportion of: (i) 5 and 80 (ii) 1/12 and 1/75 (iii) 8.1 and 2.5 (iv) (a – b) and (a3 – a2b), a ˃ b

Given that a³+3ab²/(b³+3a²b) =63/62. Using componendo and dividendo find a: b.