Due to an ice storm, the price of apples increased from $0.69 a pound to $1.59 a pound from one year to the next. what is the percent of increase, rounded to the nearest tenth?

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

Need solving this second acceleration problem.

Suppose that in 2008 , 840,800 citizens died of a certain disease assuming the population of teh country is 399 miliion, what is the mortality rate in units of deaths per 100,000 people?