How to round 2.06 to the amount to the nearest dollar

How did the equation get (1-1/3) ?

Mr. Rich had 2 times more cars than motorcycles in his garage. After he bought 1 more car and sold 2 motorcycles, there were 3 times more cars than motorcycles. How many cars and motorcycles were there in garage?

Estimate the quotient 719.711 divied by 8.75

Simplify (1/x+1) + (1/x-1). Is it 2/xsquared minus 1

A copy machine makes 44 capies per minute. iHow fong does it take to make 187 copies?

Use equivalent fractions to show how much money the teachers had raised by the end of day 10

An urn contains 25 red marbles, 27 blue marbles, and 36 yellow marbles. One marble is to be chosen from the urn without looking. What is the probability of choosing a red marble?

What is the value of a and b? a3+b=180

Round 6,212 to the nearest hundred

Solve for f -f+2+4f=8-3f