Question
Esther has thrice as many erasers as Dana. After Dana has bought another 60 erasers, Dana has twice as many erasers as Esther. How many erasers does Dana have at first?
4 m

Click button first when a symbol is required. X

Esther has thrice as many erasers as Dana. After Dana has bought another 60 erasers, Dana has twice as many erasers as Esther. How many erasers does Dana have at first?