A jet travels 510 miles in 5 hours.. At this rate , how far could jet fly in 15 hours ? What is the rate of speed of the jet?

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

Candy lives in the center of town. her friend darlene lives 28 miles to the east and her friend dana lives 21 miles north. approximately how far do dana and darline live apart ?

At the county fair, the baxter family bought 6 hot dogs and 4 juice drinks for $12.90. the farley family bought 3 hot dogs and 4 juice drinks for $8.55. find the price of a hot dog and the price of a juice drink.