At a coin collector shop, a rare US coin was recently marked up 50% and is now selling for $210 how much was the coin before the mark up?

Howard cuts 54 centimeters off a 1-meter board. how much of the board does Howard have left?

In which of the following graphs is the runner running the fastest?

810 with 130% increase

It cost $7.50 to enter a petting zoo. Each cup of food to feed the animals is $2.50. if you have $12.50, how many cups can you buy? Use a bar diagram to solve arithmetically. Then use an equation to solve algebraically

A die is rolled, find the probability that an even number is obtained. 6 side dice.

Write the equation. During the year, Myong travels 5,678 miles by airplane. He travels twice as many miles by train. How many miles does Myong travel by train?

If b = the number of blue bikes, which algebraic expression represents the phrase below? the sum of the number of blue bikes and the 9 red bikes O A. b-9 O B. b+9 O C. 6.9 O D. 6=9

What is the domain for the function f (x) = 3square root of x

Is this statement true or false? In the ordered pair (4, 3), the y-coordinate is 4. A. true B. false

What is 3 1/3 - 8/3?