Welcome to... A Game of X’s and O’s

Another Presentation © All rights Reserved

Scoreboard X O Click Here if X Wins Click Here if O Wins

1 Solve this equation:

1 Y = 40 Home

2 Jill is twice as old as Jordan, who is 5 years older than Dan. Sara is 6 years older than the sum of Jordan and Jill’s ages. If the sum of the ages of all four people is 78, how old is Sara?

2 39

3 Write an equation that can be used to answer this question: 2/3 of the sixth grade likes to play at least one sport. If 25 students don’t play a sport at all, how many kids are in the sixth grade?

3

4 Rachel has a pile of nickels, dimes, and quarters. There are twice as many dimes as nickels and twice as many quarters as dimes. If the pile is worth $5.00, how many nickels does Rachel have?

4 4 nickels

5 Together, a chair and a desk cost $300. If the chair costs $150 less than the desk, find the cost of the chair.

5 $75

6 Solve this equation:

6 Y=15

7 Solve this equation. Round your answer to the nearest hundredth.

8 In an election, 1584 votes were cast. The winner received 122 votes more than the loser. Write an equation that represents this situation. Make sure to define the variable.

8 x = loser: x + x = 1584 m = winner: m + m – 122 = 1584

9 Solve for w.

9 -83