Isaac has 10 coins in a bowl. There are 4 quarters, 3 nickles, and the rest are pennies. Without looking, he grabs one coin, puts it back, and then grabs another coin. What is the probability that both coins he grabs are quarters?
4/10*4/10 = 16/100 = 4/25 Is this the correct way to solve this problem?
3/25
2/15
4/25
16/49

To ? nd out how many students are unhappy with the dining hall food, you distribute a survey. which method of surveying would produce the least amount of bias in your data?

Jordan has $5.37, which he is using to buy ingredients to make salsa. he is buying one red pepper for $1.29 and three pounds of tomatoes. if jordan has exactly the right amount of money he needs, what is the price per pound of the tomatoes? choose the correct equation to represent this real-world problem. solve the equation and verify the reasonableness of your answer. a pound of tomatoes costs .

Which expression shows the sum of the polynomials with like terms grouped together