There are 4 boys and 6 girls playing at the park. The ratio of boys to girls at the park can be expressed as the simplified ratio . What is the missing number?

One of the inventors of integrated circuits observed that the number of transistors that fit on an integrated circuit will double every 24 months. what type of relationship most appropriately models this situation?

Kendra had twice as much money as kareem. kendra later spent $8 and kareem earned $6. by then,the two had the same amount of money. how much money did each have originally?

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10