this is a really important question i cant understand plzzz help

this is a really important question i cant understand plzzz help

A toy pencil is made up of a cylinder of diameter 6cm sandwiched between a hemisphere and a cone of the same diameter. If the cone is of height 8cm and the cylinder is of height 10cm, find the volume...

what is the surface area of steel required* I ran out of room.

Please help solve

The answer is 368.76 cm how can I get this answer

A load of topsoil has a volume of 7.5 m squared. You wish to spread the topsoil over an area measuring (30x + 22.5) meters squared. Create an expression for the depth of the topsoil.

https://prntscr.com/hin8m2 If you click this link you can see the question I'm stuck on, I couldn't type it out due to it being hard to understand without a picture. Thanks in advance!

2m 4m 2m

If you dissolve 300 g of salt in 10 litres of water, what is the density of that solution of salty water? In this particular example, assume that the total volume doesn’t change when salt is added...

Sarah has a box with a length of 5 1/2 in., a width of 4 1/2 in. and a height of 3 1/4 in. Sarah plans on filling the box with marbles. There is a 1/2 inch of space left at the top of the box...

A spoon used to measuring in cookery consists of a hemispheral bowl and a handle. The internal volume of the hemispheral bowl is 20cm3. The handle of the length is 5cm

I made a large ice cream cone of a composite shape of a cone and hemisphere. If the height of the cone is 10, and the diameter of both the cone and the hemisphere is 6. What is the volume...

Find the length & width of a swimming pool if its height is (y - 1) meters and the volume, V cubic meters is given by the expression V = y3 - y

A sports ball has a diameter of 10 cm. Find the volume of the ball. Round your answer to 2 decimal places, and use 3.14 as an approximation of π Volume = cm^3

If 10 drops of 0.5 mol L-1 Na3PO4(aq) had been added to the sample containing excess 0.25 mol L-1 Ca(NO3)2(aq), what mass of precipitate would you expect to produce? You may assume one drop is equal...

In the equation for the volume of a pyramid, it is (L*W*H)/3. For the height, do you use slant height or the height.

a traffic cone is made from a cuboid and a cone.the cone has a diameter of 36cm and a slant height of 90cm, and it sits exactly in the middle on the cuboid base. the cuboid base has sides of 44am...

Calculate volume of a come with a base of 7 inches and a height of 10 inches

Round to nearest cube centimetre.

Having trouble with this question and would like some help. Answer needs to be to nearest tenth of a litre.

Michael E.

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