Homework Help: math 156

Posted by Rmz on Thursday, December 3, 2009 at 5:07pm.

a worker makes 30000 a year. after 1 year he gets a raise of 5%. the next year he gets a raise of 10%. If he received no raise the first year, what percent increase would give him the same salary as consecutive raises of 5% and 10%?

would it be 50%

math 156 - Ms. Sue, Thursday, December 3, 2009 at 5:18pm
Nope! A 50% increase would give him a salary of $45,000.

30,000 * 1.05 = 31,500

31,500 * 1.1 = 34,650

34,650 - 30,000 = 4650

4,650/30,000 = 0.155 = 15.5%
math 156 - Ethan, Tuesday, April 20, 2010 at 3:50pm
what number is between 0.1 and 0.24

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