4. part a. find the value of x. a) x=20b) x=35c) x=70d) x=110part b. find the measure of the unlabeled angle in the previous question. a) 40°b) 70°c) 110°d) 140°

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?

Which function is represented by the graph? a. f(x)=|x-1|+3 b. f(x)=|x+1|-3 c. f(x)=|x-1|-3 d. f(x)=|x+1|+3