exam Maths Puzzle Numerical Ability




The official record for swimming the English Channel, a distance of 18 miles, is held by Penny Dean, who completed her swim in 7 hrs 40 minutes What was her average speed, in miles per hour?

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I have no clue if finding the rate of change goes in this section:

The question says,

find the rate of change for each situation.

-Reading 5 pages in 6 minutes and 22 page Determine the equation of each line. Write the answer in standard form using only integers as the coefficients.



The line through (0,9) that is parallel to the line 3x+5y=