To solve this problem you must apply the proccedure shown below:
1- The problem says that you are swimming each 25 yard length 3 seconds faster than your personal best and you have to calculate the change in time (which you can call ) of your personal best after 200 yards.
2- To calculate this, you must multiply 200 yards by 3 seconds and divide by 25 yards, as following:
Therefore, the answer is: 24 seconds.
Answer:
10 units
Step-by-step explanation:
6 north , then 8 west forms a right triangle, where the hypotenuse is the distance( d) between home and school
Using Pythagoras' identity then
d² = 6² + 8² = 36 + 64 = 100
take the square root of both sides
d = = 10