How can you determine whether an answer to a problem should be an exact answer or an estimate?

While traveling to Europe, Phelan exchanged 250 US dollars for euros. He spent 150 euros on his trip. After returning to the United States he converts his money back to US dollars. How much of the original 250 US dollars does Phelan now have?

What is square root of 12 multiplied by 3

In 2002, the price of mailing a letter was $.34 for the first ounce or part of an ounce and $.21 for each ounce or part of an ounce after the first ounce

Y = 9x, where y represents money earned for x hours worked

Why was the invasion of Normandy a significant event during World War II?

Jim is riding his bike home from school. The school is 9 miles from his house and he rides his bike at a constant speed of 12 miles per hour. Which of the following graphs best represents Jim's trip home?

Abigail has a 12-ounce glass if milk. she drinks 3/4 of glass. how many ounces of milk did she drink?

The formula for the volume of a pyramid is V=1/3Bh. Which of the following equations is equivalent to the given formula? A) B=3V/h B) B=3h/V C) B=V-1/3/h D) B=V+1/3/h

Solve the given equation for x. -9x=-27

343 divided by 7 in long division