15. Lauren finished 21 out of 28 homework

questions. What fraction of the questions did

Lauren finish? What percent? What fraction

does Lauren still need to finish? What percent?

The kinetic energy of a moving object can be calculated from the expression 1/2mv[2], where m is the mass of the object in kilograms and v is its speed in meters per second.

5x + 10y = 0 and y = x - 6 Solve the system of linear equations.

This is when one word has more than one definition and its 15 letters

Find the 8th term in the sequence 4, - 24, 144, - 864,

Which is a possible way to rewrite the equation y=3x+3b to solve for b

65 % percent as a decimal

What number is 24% of 80? What number is 120% of 70? 20% of 150 is what number? 0.8% of 150 is what number? 120% of what number is 102?

Using the two functions listed below, insert numbers in place of the letters a, b, c, and d so that f (x) and g (x) are inverses. f (x) = x+a/b g (x) = cx-d

In Martin's class of 20 students, 4 students report that social studies is their favorite class and 75% of the students report that PE is their favorite class.

Mrs. Durham purchases turkey from the deli counter for $3.25 per pound. She also purchases a loaf of bread from the bakery for$4.50. What equation can be used to represent the total cost, c, of Mrs. Durham's purchase of bread and t pounds of turkey?