Yancey is working on the math section of a big standardized test. he has only 12 minutes left to finish the last 20 problems. yancey writes the equation 20s=12⋅6020s=12⋅60 to find the number of seconds s that he can spend on each problem, on average. the value of s is seconds.

Write an expression to show the sum of x and y

On average a herd of elephants travels 10 miles in 12 hours you can use that information to answer different questions drag each expression to show which is answers

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.