The denominator of a fraction is 9 more than the numerator. if both the numerator and the denominator are decreased by 1 the resulting fraction is equivalent to 4/13. find the fraction.

Me with geometry ! in this figure, bc is a perpendicular bisects of kj. dm is the angle bisects of bdj. what is the measure of bdm? •60° •90° •30° •45°

The gdp is $1,465.2 billion. the population is 249,793,675. find the per capita gdp.

Andy wants to find the distance d across a river. he located points as shown in the figure, then use similar triangles to find that d = 223.5 feet. how can you tell without calculating that he must be wrong? tell what you think he did wrong and correct his error. round your answer to the nearest tenth if necessary. andy must have used the wrong . the distance d is actually feet.