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a teacher charges php 500 per hour of tutorial service to a second year high school student. If she spends 3 hours tutoring per day, how much would she received in 20 days?

Sagot :

500 times 3 = Php 1500 
Php 1500 times 20= Php 30,00
Therefore, she receives Php 30,00 in 20 days.