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deepaksoniGuru

Asked: March 11, 2021In: ICSE

The shadow of a vertical tower on a level ground increases by 10 m when the altitude of the sun changes from 450 to 300. Find the height of the tower, correct to two decimal places.

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

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deepaksoniGuru

Asked: March 15, 2021In: ICSE

(i) (sec A + tan A) (1 – sin A) = cos A (ii) (1 + tan2 A) (1 – sin A) (1 + sin A) = 1

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This is an important question taken from the Book- ML Aggarwal Board- ICSE Publication- Avichal Chapter- Trigonometric Identities Chapter number-1 We ...Read more

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deepaksoniGuru

Asked: March 16, 2021In: ICSE

Shahrukh opened a Recurring Deposit Account in a bank and deposited Rs 800 per month for 112 years. If he received Rs 15084 at the time of maturity, find the rate of interest per annum

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

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deepaksoniGuru

Asked: March 16, 2021In: ICSE

An aeroplane travelled a distance of 400 km at an average speed of x km/hr. On the return journey, the speed was increased by 40 km/hr. Write down an expression for the time taken for (i)the onward journey, (ii) the return journey. If the return journey took 30 minutes less than the onward journey, write down an equation in x and find its value

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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) A woman reduces her weight in the ratio 7: 5. What does her weight become if originally it was 91 kg. (ii) A school collected Rs 2100 for charity. It was decided to divide the money between an orphanage and a blind school in the ratio of 3: 4. How much money did each receive?

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Question no.15, From ML aggarwal book, class10, chapter 7, ratio and proportion In these questions we have been given a total ...Read more

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deepaksoniGuru

Asked: March 19, 2021In: ICSE

If (pa + qb) : (pc + qd) :: (pa – qb) : (pc – qd) prove that a : b : : c : d

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Question no.4 From ML aggarwal book, class10, chapter 7, ratio and proportion In this question we have been given that If ...Read more

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deepaksoniGuru

Asked: March 26, 2021In: ICSE

Question 4. (b) In the figure (ii) given below, O is the centre of the circle. Calculate the values of x and y.

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This is the basic and conceptual question from Chapter name- circles Topic – Angle properties of circles Chapter number- 15 In ...Read more

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The shadow of a vertical tower on a level ground increases by 10 m when the altitude of the sun changes from 450 to 300. Find the height of the tower, correct to two decimal places.

(i) (sec A + tan A) (1 – sin A) = cos A (ii) (1 + tan2 A) (1 – sin A) (1 + sin A) = 1

Shahrukh opened a Recurring Deposit Account in a bank and deposited Rs 800 per month for 112 years. If he received Rs 15084 at the time of maturity, find the rate of interest per annum

(i) A woman reduces her weight in the ratio 7: 5. What does her weight become if originally it was 91 kg. (ii) A school collected Rs 2100 for charity. It was decided to divide the money between an orphanage and a blind school in the ratio of 3: 4. How much money did each receive?

If (pa + qb) : (pc + qd) :: (pa – qb) : (pc – qd) prove that a : b : : c : d

Question 4. (b) In the figure (ii) given below, O is the centre of the circle. Calculate the values of x and y.