Subject: Maths, asked on 19/1/18

## Question14

Subject: Maths, asked on 17/1/18

## if the radius of cone is reduced to half then find the new volume

Subject: Maths, asked on 17/1/18

## Solve this:

Subject: Maths, asked on 16/1/18

## Solve question no. 12 Q.12. A cone, a hemisphere and a cylinder stand on equal base and have the same height. Find the ratio of their volume.

Subject: Maths, asked on 14/1/18

## a cone is 8.4 cm high and the radius of its base is 2.1 cm . it is melted and recasted into a sphere . find the radius of sphere .

Subject: Maths, asked on 14/1/18

## the edges of a triangular board are 6 cm , 8 cm , 10 cm . calculate the cost of painting in at the rate of 9 paise per cm2

Subject: Maths, asked on 13/1/18

## a shot put is a metallic sphere of radius 3.5 cm . find the density of the metal is 7.8g per cm3, find the mass of the shot-put. take pie 22/7

Subject: Maths, asked on 13/1/18

## What is answer of question 11 and 12 Q.11. The diameter of a roller 120 cm long is 84 cm. If it takes 50 complete revolutions to level a playground, determine the cost of leveling it at the rate of 50 paise per square metre. Q.12. A die is thrown once find the probability of finding:- i) Prime Number ii) A number divisible by 3

Subject: Maths, asked on 13/1/18

## what is the formula for csa of cuboid??

Subject: Maths, asked on 13/1/18

## if the number of square centimetres in the surface area of a sphere is equal to the number of cubic cm in its volume . find the diameter of sphere

Subject: Maths, asked on 12/1/18

## On a construction site, a deep pit is barricade from the remaining portion by using 100 hollow cones made of recycled plastic. Each one has a base diameter 20 cm and height half a meter.  i) What is the cost of painting all the outer side of each of cone is to be painted red and cost of painting is rs 30 per m2 . [pie =3.14, root 26=5.1] ii) which value is depicted by using recyclic plastic

Subject: Maths, asked on 12/1/18

## The base of an isosceles triangle is 12cm and its perimeter is 32cm. find its area.

Subject: Maths, asked on 12/1/18

## How much ice-cream can be put into a cone with base radius 3.5cm and height 12cm

Subject: Maths, asked on 12/1/18

## Calculate the area of triangles formed by joining the points (4,0 0,0 AND  0,40)

Subject: Maths, asked on 11/1/18

## Solve this: A closed cylindrical water tank is made from a plastic sheet. Its diameter is 1.4m and height 3.5m. Find (i) Lateral (curved)surface area of the tank. (ii) The actual  area of the plastic sheet used if 1/13 of sheet actually used was wasted in making tank. (Take$\pi =22/7$).

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