Juan's age is 3 less than twice Robert's age. The sum of their ages is 21. How old are Juan and Robert? Create an equation and solve to find the ages.

43lbs of tomatos cost $387. how much would 41lbs cost

Afarm is to be built in the shape of quadrilateral abcd, as shown below. all four sides are equal. a rhombus abcd is shown with diagonal ac equal to 15.5 feet and diagonal bd equal to 13.2 feet. what is the area of the farm? pleas only pick from the 4 below 62 square feet 52.8 square feet 57.4 square feet 102.3 square feet

Suppose you have 10 skittles. 5 green and 5 red. you choose 4 without looking. what is the probability that all 4 skittles will be green?