Question
Tiffany, Zara, Ivan and Jade shared some pens. Tiffany and Zara took 13 of the total number of pens while Ivan and Jade took the rest. Zara had twice as many pens as Tiffany and Jade had 36 pens. Given that Jade had twice as many pens as Zara, how many pens were there altogether?
4 m

Click button first when a symbol is required. X

Tiffany, Zara, Ivan and Jade shared some pens. Tiffany and Zara took 13 of the total number of pens while Ivan and Jade took the rest. Zara had twice as many pens as Tiffany and Jade had 36 pens. Given that Jade had twice as many pens as Zara, how many pens were there altogether?