Question

Giselle works as a carpenter and as a blacksmith. She earns $20 per hour as a carpenter and $25per hour as a carpenter and 30 hours, and earned a total of $690.How long did Giselle work as a carpenter last week, and how long did she work as a blacksm

Answer 1

Change 30 hours into minutes, then divide by 20 and 25

Answer 2

She worked 18 hours as a blacksmith and 12 hours as a carpenter