ANSWER:
We know that,
Speed = Distance/Time
So, Time taken = 20kmh-¹/160km
Since 25% is 1/4 divide 28 by 4 to get your answer of 9.5
U can show your work by underlining what your rounding and showing which place it is it the right of it but there is no mathematical work
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Answer:
(c) The volume of a rectangular pyramid is 1/3 the volume of a rectangular prism. The volume of the rectangular pyramid is 66 cm3.
Step-by-step explanation:
The pyramid with the same overall dimensions will obviously have a smaller volume. The ratio is 1/3.
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The formula for the volume of a rectangular prism is ...
V = LWH
The formula for the volume of a rectangular pyramid is ...
V = (1/3)LWH
The pyramid has 1/3 the volume of the prism.