Search 80,896 tutors

The function below gives the position of an object in feet moving horizontally after t seconds. Determine a) the velocity and b) the acceleration of the object at t = 1.   f(t)=2t^3−...

a used car salesman buys a car for \$2500 and sells it for \$4327.  He then buys a camper with two thirds of his profit and sells the camper for twice what he paid for it.  How much money...

Not understanding how to complete the identity on problems such as these.  Please help me learn how to do these.I have many other ones but I believe I can figure those out but these two I don't...

The length of a rectangle is three more than twice it's width. It's perimeter is 42 inches, find the dimensions (length and width

There are 56 students. 19 Greek, 20 Finns, 8 Russians and 9 Swedes. The students study in groups. A group always consists of one or more students. If a group has at least 2 students that are of same...

Michaels father bought him a 16 foot board to cut into shelves for his bedroom .Michael plans to cut the board into 11 equal size lengths for his shelves .The saw blade that MIchael will use to cut...

Suppose 87% of all university students like their dentist more than math, and we randomly choose 200 university students. What is the probability that 90% in our sample will prefer their dentist to...

You and a friend go to Halverson’s for lunch. All you have between you is \$20. If you wish to leave a 20% tip what is the maximum cost of the food (assume no taxes) you can order and still put down...

An integer is five times more than another integer. Three times the larger integer is 11 more than the square of the smaller integer. Find the two integers. Explain how you found your answer.