The ratio of D's to A's in the school was 4 to 83. If there were 166 A's in the school this term, how many D's were there?

What is the sum of the geometric series in which a1 = 7, r = 3, and an = 1,701? hint: cap s sub n equals start fraction a sub one left parenthesis one minus r to the power of n end power right parenthesis over one minus r end fraction comma r ≠ 1, where a1 is the first term and r is the common ratio

(30 points). the population of a city is 45,000 and decreases 2% each year. if the trend continues, what will the population be aer 15 yrs

Suppose the equation of a line is 2x − 4y = − 8. which coordinate pair represents the y-intercept?