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Deepak BoraNewbie

Asked: September 8, 2020In: CBSE, ICSE

A part of monthly hostel charges in a college hostel are fixed and the remaining depends on the number of days one has taken food in the mess. When a student A takes food for 25 days, he has to pay Rs 4500, whereas a student B who takes food for 30 days, has to pay Rs 5200. Find the fixed charges per month and the cost of the food per day.

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An Important question based on Linear Equations in two Variables Chapter of R.S Aggarwal book for ICSE & CBSE ...Read more

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Deepak BoraNewbie

Asked: September 18, 2020In: CBSE, ICSE

Find k for which the system x+2y=3 and 5x+ky+7=0 is inconsistent.

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This is the Important question based on Linear Equations in two Variables Chapter of R.S Aggarwal book for ICSE ...Read more

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AAREKHGuru

Asked: August 19, 2021In: CBSE

In a ∆ABC, AD is the bisector of ∠A, meeting side BC at D.If BD = 2 cm, AB = 5 cm and DC = 3 cm, find AC

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Question drawn from very renowned book RD sharma of class 10th, Chapter no. 4 Chapter name:- Triangles Exercise :- 4.3Read more

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mehakNewbie

Asked: July 31, 2023In: CBSE

29. A 16 m deep well with diameter 3.5 m is dug up, and the earth from it is spread evenly to form a platform 27.5 m by 7m. Find the height of the platform.

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

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Deepak BoraNewbie

Asked: July 14, 2020In: CBSE

In ∆ PQR, right-angled at Q, PR + QR = 25 cm and PQ = 5 cm. Determine the values of sin P, cos P and tan P

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This is a very important question for CBSE Boards exams, NCERT Maths solutions class 10th trigonometry exercise 8.1 question number ...Read more

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Deepak BoraNewbie

Asked: July 16, 2020In: ICSE

if b is the mean proportional between a and c , prove that (ab + bc )is the mean proportional between (a^2 + b^2) and (b^2 + c^2)

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Ratio and proportion

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Deepak BoraNewbie

Asked: August 29, 2020In: CBSE

The surface areas of two spheres are in the ratio of 4 : 25. Find the ratio of their volumes

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In the given problem surface area ratio of two sphere is given. Problem from RS Aggarwal book, problem number 16, ...Read more

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Find k for which the system x+2y=3 and 5x+ky+7=0 is inconsistent.

In a ∆ABC, AD is the bisector of ∠A, meeting side BC at D.If BD = 2 cm, AB = 5 cm and DC = 3 cm, find AC

29. A 16 m deep well with diameter 3.5 m is dug up, and the earth from it is spread evenly to form a platform 27.5 m by 7m. Find the height of the platform.

In ∆ PQR, right-angled at Q, PR + QR = 25 cm and PQ = 5 cm. Determine the values of sin P, cos P and tan P

if b is the mean proportional between a and c , prove that (ab + bc )is the mean proportional between (a^2 + b^2) and (b^2 + c^2)

The surface areas of two spheres are in the ratio of 4 : 25. Find the ratio of their volumes