Lin’s family has completed 60% of a trip. They have traveled 30 miles. How long is the whole trip?It took 4 hours to drive 240 miles. At this rate, how long does it take to drive 90 miles?

Use set buikder notation to represent the following set: {, -2, -1, 0}

Richard save $32 in march he saved $48 in april and $38 in may then richard spent $113 on a keyboard how much money does richard have left

Two friends are reading books. jimmy reads a book with 21,356 words. his friend bob reads a book with one-and-a-half times as many words. which expression represents the number of words bob reads?