Bobby, Billy, and Barry smith are each one year apart in age. The sum of their ages is greater than the age of their father, who is 60. How old the oldest brother can be?

What is cot (ZB) ? Reduce fractional answers to lowest terms.

Simplify 25x^2/2x+6•2/5x

A california condor has a 114 inch wingspan. How many feet is that.

How do you convert fractions to decimals 5/7

Find the area of a regular pentagon with side equal to 3 and apothem equal to k. 1.5k 7.5k 12k

A right triangle has legs that are 19 in. and 23 in. What is the area of the triangle

What equation results from completing the square and then factoring x2+4x=12

In two years the value of a car chnaged from 14,000 to 11,200 what is the percent of change

What is the difference 4 1/3 - (-2/3)

Elaine is painting a fence. she knows that she needs 1 gallon of paint for each 10 feet of fencing. The fencing will enclose a rectangular yard that is 3 yards long and 2 yards wide. how much paint does Elaine need?