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mehakNewbie

Asked: July 26, 2023In: CBSE

1. How many balls, each of radius 1 cm, can be made from a solid sphere of lead of radius 8 cm?

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Explain the question using various formulas. Class 10th Cbse, RD Sharma. Surface area and volumes

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deepaksoniGuru

Asked: March 10, 2021In: ICSE

Ajay owns 560 shares of a company. The face value of each share is Rs 25. The company declares a dividend 0f 9%. Calculate (i) The dividend that Ajay will get (ii) The rate of interest, on his investment if Ajay has paid Rs. 30 for each share.

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an important question from the book -ML aggarwal( avichal publication)class 10th , chapter3, shares and dividends ……..this question hasbeen asked ...Read more

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deepaksoniGuru

Asked: March 11, 2021In: ICSE

An observer 1.5 m tall is 20.5 metres away from a tower 22 metres high. Determine the angle of elevation of the top of the tower from the eye of the observer.

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sir this is the question from the book -ML aggarwal( avichal publication) class 10th , chapter20 , heights and distances. ...Read more

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deepaksoniGuru

Asked: March 15, 2021In: ICSE

Without using trigonometric tables, evaluate the following (i) (sin 65o/ cos 25o) + (cos 32o/sin 58o) – sin 28o sec 62o + cosec2 30o (ii) (sin 29o/ cosec 61o) + 2 cot 8° cot 17° cot 45° cot 73° cot 82° – 3(sin² 38° + sin² 52°).

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This ques has been asked in 2015 so it is very important question This question is from the Book- ML AggarwalRead more

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deepaksoniGuru

Asked: March 16, 2021In: ICSE

Mrs. Goswami deposits Rs. 1000 every month in a recurring deposit account for 3 years at 8% interest per annum. Find the matured value.

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This is an important question from the Book- ML Aggarwal Board- ICSE Publication- Avichal Chapter- Bankin8 Chapter number-2 This question ...Read more

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deepaksoniGuru

Asked: March 16, 2021In: ICSE

At an annual function of a school, each student gives the gift to every other student. If the number of gifts is 1980, find the number of students.

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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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deepaksoniGuru

Asked: March 17, 2021In: ICSE

(i) If A: B = 1/4: 1/5 and B: C = 1/7: 1/6, find A: B: C. (ii) If 3A = 4B = 6C, find A: B: C

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This is an important and very basic ques from the Book ML Aggarwal class 10th,, chapter – 7, ratio and ...Read more

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1. How many balls, each of radius 1 cm, can be made from a solid sphere of lead of radius 8 cm?

Ajay owns 560 shares of a company. The face value of each share is Rs 25. The company declares a dividend 0f 9%. Calculate (i) The dividend that Ajay will get (ii) The rate of interest, on his investment if Ajay has paid Rs. 30 for each share.

An observer 1.5 m tall is 20.5 metres away from a tower 22 metres high. Determine the angle of elevation of the top of the tower from the eye of the observer.

Without using trigonometric tables, evaluate the following (i) (sin 65o/ cos 25o) + (cos 32o/sin 58o) – sin 28o sec 62o + cosec2 30o (ii) (sin 29o/ cosec 61o) + 2 cot 8° cot 17° cot 45° cot 73° cot 82° – 3(sin² 38° + sin² 52°).

Mrs. Goswami deposits Rs. 1000 every month in a recurring deposit account for 3 years at 8% interest per annum. Find the matured value.

At an annual function of a school, each student gives the gift to every other student. If the number of gifts is 1980, find the number of students.

(i) If A: B = 1/4: 1/5 and B: C = 1/7: 1/6, find A: B: C. (ii) If 3A = 4B = 6C, find A: B: C