Liquid A and liquid B are mixed together in the ratio 4 : 11 by volume to make liquid C.
Liquid A has density 1.05g/cm
Liquid B has density 1.27 g/cm
A cylindrical container is filled completely with liquid C.
The cylinder has radius 5 cm and height 20 cm.
Work out the mass, in g, of the liquid in the container.
Give your answer correct to 3 significant figures.
You must show all your working.
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Total marks: 4

idk what the heck he answer is, i’m just putting this here so i finish my account

just took the test and my answers down below!

step-by-step explanation:

check the pic :

the correct answer option is d. la = πrs.

step-by-step explanation:

we know that for a right cone, the lateral surface area is given by:

lateral area of right cone =

here the value under the square root is equal to slant height so replacing this value by in the formula to get:

lateral area of right cone =

therefore, the correct answer option is d.