Okay, so lets say a teacher wants to divide her class of 30 students into 10 groups, but not necessarily of equal size.

A photograph measuring 40 cm by 25 cm is framed up with a uniform margin of width 4 cm all around. Find the area of its margin

The range of fx=4x is

Ben has a marble collection. three fifths of the marbles are solid colored marbles. one fifth of the marbles are cats eyes. what fraction of the marbles are either solid colored or cats eyes

A hiker is lost in the woods. A search team has created a coordinate grid to represent the woods. Each unit on the grid is one square mile. The hiker was last seen at (5, 10) and could have walked 12 miles in any direction since then.

The equation for the circle below is x2 + y2 = 25. What is the length of the circle's radius?

700 people are in a group. We'll use F to represent the first initial of their first name, L for the first initial of their last name. Each person is identified with a pair (F, L).

A jar holds 2 3/4 cups of water. How much is this in fluid ounces

chain is 6 inch taller than Nancy. Use n for Nancy's height. Write an expression for Chang's height.

Anthony was driving down a road and after 4 hours he had traveled 92 miles. At this speed, how many miles could Anthony travel in 12 hours?

what is greater 500 g or 5 kg