Apiece of art is in the shape of an equilateral triangle with sides of 6 in. find the area of the piece of art. round your answer to the nearest tenth.
a. 12.7 in.2
b. 15.6 in.2
c. 31.2 in.2

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28

Acar loses a quarter of its value every year. it is originally worth $35,000. to the nearest dollar,how much will the car be worth in 8 years?

The relative growth rate for a certain type of fungi is 60% per hour.a small culture has formed and in just 6 hours the count shows to be 20,273 fungi in the culture.what is the initial number of fungi in the culture?