A bag has 4 green marbles and 8 red marbles. Half of the red marbles are made of plastic. A marble is selected at random from the bag. What is the probability that it is red, plastic marble? Write answer as a fraction.

WhAt is 1634 divided by 19 in long division

A tortoise and a hare are having a race the tortoise is crawls at a constant rate without stopping. the hare (who is confident he will win) hops ahead, stops to wait for the tortoise to catch up than hops again.

A taxi driver charges $3.50 per mile traveled. The driver gave a 10-mile ride, a 5.5-mile ride, and a 19-mile ride. The driver then spends $50 to fill up the gas tank before giving a final ride of 26 miles.

Alex has three less than four times as many baseball cards as his brother jon. If they have 407 baseball cards. how many does each brother have?

Varia is studying abroad in Europe. She is required pay $3,500 (in US dollars) per year to the university, however, she must pay in euros. How many euros can Varia expect to pay per month to the university? (Round to the nearest whole euro.)

What is (x - 4y) (-3x - 2y) = ?

How do you solve 5h-6-h+10=12

The variable z is directly proportional to x. When x is 16, z has the value 176. What is the value of z when x = 24?

John is making a tent for his next camping trip out of waterproof material. He is going to use two different colors for the tent and needs to know how many square yards of material he will need for the lateral portion of the tent.

How many solutions does the equation |x+7|=0 have?