Nine years ago, tarah opened a savings account with her bank. she started with a balance of $359 and has not made any withdrawals or deposits since then. part a: if her interest rate is 8% each year, how much interest has accrued using simple interest?

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

Aline passes through 3,7 and 6,9 what equation represents the line

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.