Natasha ran 3.1 kilometers, tonya ran 4 more than half as far as Natasha. How many meter did tonya run?

The calorie density D, in calories per ounce, of a food that contains c calories and weighs w ounces is given by the formula D=c/w. Ten ounces of a particular beverage contains 195 calories. Find the calorie density of the beverage.

Follow the directions to solve the system of equations by elimination. 8x + 7y = 39 4x - 14y = - 68

A line has a slope of - 3. What is the slope of a line perpendicular to it?

Steve built a square hamster pen that has a perimeter of 240 centimeters What is the length of one side of Steve's hamster pen?

How do u write 0.8 times 1 to the power of 2 our of scientific notation

Lisa made 18 blueberry muffins. if each muffin contained 6 blueberries. how many total blueberries did lisa use?

What is the value lof X in the equation 8x-2y=48, When y=4

What is the square root of 45*2 rounded

Your class is conducting an experiment to study geometric sequences. The class forms a line. The first person takes a whole pizza, divides it in half, keeps half, and hands the other half to the next person.

A speed reader can read 850 words per minute. An average reader can read 1/7 that speed. how many words per minute does an average reader read?