You invest $1800 in an account at 2% per year simple interest. The equation that represents this scenario is:
A(n) = 1800 + (n - 1)(0.02.1800)
How much will you have in the account in year 5? Round your answer to the
nearest dollar. A. $1944 b. 1980 c. $1836 d. $3240

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.