Ismael earns $22 per hour plus a bonus of $50. How many hours does he have to work if he wants to earn more than $105? Part A: Translate the situation into an Inequality (Remember to use < or > ) Part B: Solve the inequality (How many hours does he have to work?)

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?