350 people watched a beauty contest. Some paid GH¢20.00 each and some paid GH¢30.00 each. The total amount collected was GH¢ 800.00. Find how many people paid the two different notes.

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

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During how many months was the difference between the number of days with homework and with no homework greater than 6?