Kaylin buys a greeting card for $3.79. She then buys 4 postcards that all cost the same amount. The total purchase is $5.11. How much is each postcard? Show your work.

How Do solve this problem?

Is it true that product of 3 consecutive natural numbers is always divisible by 6? justifyyour answer

You are measuring the dimensions of the floor in your bedroom because you are planning to buy new carpet. which unit of measure is the most appropriate to use in this situation?

Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?