How do you change 12 1/2 into a decimal

Is it possible for a trapezoid to have only 3 right angles

After buying school supplies Hazel has $1.79 in change. She bought a notebook for $3.49 and a box of pens for $2.98 how much money did she originally have?

Marcus purchased 75 shares of stock a year after the purchase the stock the valley of the cost is $2 less per share write a multiplication expression to determine the change in market investment

How to work the problem 21x + 42xy

Expand and simplify (x+3) (x+5)

Annual compounding pays more money than daily compounding.

What is the function rule for the perimeter of a building with a rectangular base if the width is two times the length

What is the answer to 2 (x:6) ?

Spring and neap tides happen at the same time each day a little later each day about a day later each month only once each year

How do you find the absolute value 2]-16.75]