Provide three different examples of how minerals can form on earth .

This race was first held in 1953 on august 16th. every decade the race finishes with a festival. how many years is this?

Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm^2. what is the area of the second triangle?

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?