The width of a rectangle is fixed at 30cm. What length will make the perimeter greater than 84cm?

The sum of a number and its square root is 56. Find the number.

The gemme decided to give their children a weekly allowance that is directly proportional to each childs age. Their[..]

Soy bean meal is 14% protein;cornmeal is 7% protein. How many pounds of each should be mixed together in order to[..]

Five years ago, a mother was twice as old as her son. In six years time, the sum of their age is 82. Find their[..]

Fred and George went to a shop, Fred has $112.8 more than George. George wants to buy a remembrall, thus he borrows[..]

Elena bought several packages of white board markers, each containing either 2 or 4 markers. She bought 5 more 4[..]

the cumulative number of car accidents from 2000 to 2010 can be modeled by the quadratic expression[..]

In 2005, the members of a club paid a total of $42 in subscription fees.In 2006,the number of members increased by[..]

A car travels at a constant speed from Q to R, a distance of 300 km apart. If the driver increases the speed by 5[..]