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M/J GRADE 8 PRE-ALG
lenge
When a polygon is rotated about a fixed point, angle measures
stay the same measure and side lengths
stay the same length.
1 of 6
1 of 6
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The ratio here is 3:4.5
11 is not divisible by 3 so we can divide the ratio by 3 to find out how many pages Tanya types in the same time as Ingrid types one.

3:4.5 ÷3 = 1:1.5

Now we have to multiply 1.5 by 11 as this is how many Ingrid has done. 11x1.5= 16.5
so Tanya will have typed 16.5 pages