Question
A fruit stall had 3 times as many kiwis as mangosteens. After 10 kiwis were sold, the number of mangosteens became twice the number of the remaining kiwis. How many mangosteens were there at the fruit stall?
4 m

Click button first when a symbol is required. X

A fruit stall had 3 times as many kiwis as mangosteens. After 10 kiwis were sold, the number of mangosteens became twice the number of the remaining kiwis. How many mangosteens were there at the fruit stall?