Bob has 200 coins in her piggy bank. Of those 40%are pennies. Out of the coins that are not pennies 25% are quarters. How many of the coins are quarters

The ratio of boy to girls was 3.7 if theres 200 more girls than boy in 2012 how many boys were enrolled that years

What is the value of x in the solution to this system of linear equations? x+y = 4 x-y = 6

Find the value of two numbers if their sum is 130 and their difference is 28

What's the average of 19 from 45

What is not a potential source of bias: Of the 2000 students attending, every 5th student going into the basketball game is asked if the school should spend more money on sports.

Which equations model this problem? A recipe that makes 1 serving calls for 0.25 L milk. How many servings can Rohit make if he uses 2 L of milk? Use s for the number of servings. Choose all answers that are correct. A. 0.25: 2=s B. 0.25·s=2 C. 2:0.

What is the value of y that makes the equation y+2.9=11 true?

Thomas earns x dollars each week walking his neighbor's dog. He also earns $10 allowance each week. Which expression represents the amount of money Thomas has earned after 4 weeks? Select each correct answer.

Suppose the skaters complete one lap around a park that has the shape of a regular pentagon what is the sum of the angles through which they turn

A class consists of 12 students (six boys and six girls) and one teacher. In how many ways can the students sit in a circle?