A store buys bikes for $115 and marks them up 80% to sell. Later, the store has a sale in which all of their Bikes are 15% off. How much would someone pay for the bike if they
bought it during the sale?

HELPP PLEASE

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin. how many doctors use brand x aspirin

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.

Data from 2005 for various age groups show that for each $100 increase in the median weekly income for whites, the median weekly income of blacks increases by $105. also, for workers of ages 25 to 54 the median weekly income for whites was $676 and for blacks was $527. (a) let w represent the median weekly income for whites and b the median weekly income for blacks, and write the equation of the line that gives b as a linear function of w. b = (b) when the median weekly income for whites is $760, what does the equation in (a) predict for the median weekly income for blacks?