A runner runs 90 meters with the wind and 70 meters against the wind in 10 seconds. How long does he need to run 100 meters without wind? Algebra

What is the height of a parallelogram with base 6.75 meters and an area of 218.7 square meters? In a survey of 375 dog and cat owners, there were 215 dog owners and 193 cat owners. How many in the …

An object is at rest at # (2 ,1 ,6 )# and constantly accelerates at a rate of #1/4 m/s^2# as it moves to point B. If point B is at # (3 ,4 ,7 )#, how long will it take for the object to reach point B? Assume that …

What is its average speed in meters per second? How many centimeters are in four meters? There are 5 pink balloons and 5 blue balloons. If two balloons are selected at random, what would be the …

The circumference of a circle is 188 meters. What is the approximate radius of the circle? What if one day, like 200 million years ago, every continent collided into each other and form a single large …

Mar 17, 2016 · The area is quadrupled to #4pisqrt50sqrt20# = 397.4 square meters. The circumference is doubled to 80.2 meters, nearly.

The width of the field is 16 meters. What we know: Perimeter: 96m Length: 16m more than length of width What we want: width Let w be the width in meters Let l be the length in meters So let's set up …

This result means that the car's speed increases by 5 every second. As the speed increases, the displacement within each second will not be equal. you can use the equation given below to …

Oct 25, 2016 · A car company charges a flat rate for hiring a car and also charges at per mile rate for usage. Its charge for 18 miles is $18.79 and for 25 miles is $22.29. What is the charge per mile and …

7! = 5040 in total. 6! = 720 start with P. The formula for a permutation is: "^nP_k=(n!)/((n-k)!); n="population", k="picks" however, if we are doing a permutation with all the elements (so that k=n), …