Express your answer in decimal form (3/5-1/2) / 1/2 + 1.6 x (0.3 +0.42) = what

Select the correct answer. joshua likes to read. he read 6 books when he was 6 years old. every year he doubled the number of books he read the previous year. how many total books did he read between the ages of 6 and 10? a. 60 b. 90 c.186 d.187

Describe the domain and range of y=2(3)^x-2+5

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