I need help!! what does x equal?

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

Hi, can anyone show me how to do this problem? 100 points for this. in advance

Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)