Home - Ask TrueMaths!

Lost your password? Please enter your email address. You will receive a link and will create a new password via email.

Sorry, you do not have a permission to add a post. Get the paid membership

Ask A Question

Share & grow the world's knowledge!

At TrueMaths we want to connect the people who have Mathematical knowledge with people who need it!

Ask A Question

What's your question?

mehakNewbie

Asked: July 31, 2023In: CBSE

24. The diameters of the internal and external surfaces of a hollow spherical shell are 6 cm and 10 cm, respectively. If it is melted and recast into a solid cylinder of diameter 14 cm, find the height of the cylinder.

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

deepaksoniGuru

Asked: March 10, 2021In: ICSE

A company with 10000 shares of nominal value of Rs 100 declares an annual dividend of 8% to the share holders. (i) Calculate the total amount of dividend paid by the company (ii) Ramesh bought 90 shares of company at Rs 150 per share. Calculate the dividend he received and the percentage return on his investment.

sir this is the question from the book -ML aggarwal( avichal publication)class 10th , chapter3, shares and dividends. It is ...Read more

deepaksoniGuru

Asked: March 11, 2021In: ICSE

An aeroplane when flying at a heigt of 3125 m from the ground passes vertically below another plane at an instant when the angles of elevation of the two planes from the same point on the ground are 300 and 600 respectively. Find the distance between the two planes at the instant.

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

deepaksoniGuru

Asked: March 15, 2021In: ICSE

1). 2(sec2 35°- cot 2 55°) – cos 28° cosec 62°/tan 18° tan36° tan 30° tan 54° tan 72°. (ii)[cosec2 (90°- theta) – tan2 theta] / 2 (cos2 48° + cos2 42°) – 2tan2 30° sec2 52° sin2 38°/cosec2 70°- tan2 20°

This ques is from the Book- ML Aggarwal Board- ICSE Publication- Avichal Chapter- Trigonometric Identities Chapter number-18 1). 2(sec2 35°- ...Read more

deepaksoniGuru

Asked: March 16, 2021In: ICSE

David opened a Recurring Deposit Account in a bank and deposited Rs. 300 per month for two years. If he received Rs. 7725 at the time of maturity, find the rate of interest per annum

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

deepaksoniGuru

Asked: March 16, 2021In: ICSE

A car covers a distance of 400 km at a certain speed. Had the speed been 12 km/h more, the time taken for the journey would have been 1 hour 40 minutes less. Find the original speed of the car.

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 17, 2021In: ICSE

(i) If (x – 9): (3x + 6) is the duplicate ratio of 4: 9, find the value of x. (ii) If (3x + 1): (5x + 3) is the triplicate ratio of 3: 4, find the value of x. (iii) If (x + 2y): (2x – y) is equal to the duplicate ratio of 3: 2, find x: y.

This is a basic question from ML aggarwal book of class 10th, chapter 7, ratio and proportion., ICSE board (i) we ...Read more

1 … 216 217 218 … 377

Share & grow the world's knowledge!

Discy Latest Questions

24. The diameters of the internal and external surfaces of a hollow spherical shell are 6 cm and 10 cm, respectively. If it is melted and recast into a solid cylinder of diameter 14 cm, find the height of the cylinder.

An aeroplane when flying at a heigt of 3125 m from the ground passes vertically below another plane at an instant when the angles of elevation of the two planes from the same point on the ground are 300 and 600 respectively. Find the distance between the two planes at the instant.

1). 2(sec2 35°- cot 2 55°) – cos 28° cosec 62°/tan 18° tan36° tan 30° tan 54° tan 72°. (ii)[cosec2 (90°- theta) – tan2 theta] / 2 (cos2 48° + cos2 42°) – 2tan2 30° sec2 52° sin2 38°/cosec2 70°- tan2 20°

David opened a Recurring Deposit Account in a bank and deposited Rs. 300 per month for two years. If he received Rs. 7725 at the time of maturity, find the rate of interest per annum

A car covers a distance of 400 km at a certain speed. Had the speed been 12 km/h more, the time taken for the journey would have been 1 hour 40 minutes less. Find the original speed of the car.

(i) If (x – 9): (3x + 6) is the duplicate ratio of 4: 9, find the value of x. (ii) If (3x + 1): (5x + 3) is the triplicate ratio of 3: 4, find the value of x. (iii) If (x + 2y): (2x – y) is equal to the duplicate ratio of 3: 2, find x: y.