Question

She earns $20 per hour as a carpenter and $25 per hour as a blacksmith. Last week Giselle worked both jobs for a total of 30 hours and earn a total of $690 how long did she work as a carpenter last week and how long did she work as a blacksmith

Answer 1

She wore as a carpenter for 12 hours (20 x 12 = 240) and she worked as a blacksmith for 18 hours (25 x 18 = 450) 240 + 450 = 690

Answer 2

There is a few combinations but as carpenter it is (9.5hrs x $20=$190 ) and as a blacksmith 20 x $25= 500

Explanation: