Question no 12 with
A rectangular water tank of
O m contains water up to a
S cubic metres oi
The internal measurements of a b.
an 16 cm by 24 cm. How
Of 4 crn could be put into the
I L Two cubs each Of volume 64 cms are
end to end. Find the surface area o i
12. A tank of side 21 m contains
cube of side 106 m is completely
water Calculate the rise in water
13. The length of a hall is 20 m and its
16 m, The •urn Of the areas of the
roof is equal to the sum of the.
Of 'he four wall•. Find the height and