Question
PSLE
Tina had two strings of the same length. She cut the first string into equal parts of length 60 cm and to each part she tied 2 white cartoon cutouts. After that, she cut the second string into equal parts of length 80 cm and to each part she tied 4 black cartoon cutouts. When she finished tying, she counted that there were 20 more black cartoon cutouts than white cartoon cutouts. How many cartoon cutouts were there altogether?
5 m

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PSLE
Tina had two strings of the same length. She cut the first string into equal parts of length 60 cm and to each part she tied 2 white cartoon cutouts. After that, she cut the second string into equal parts of length 80 cm and to each part she tied 4 black cartoon cutouts. When she finished tying, she counted that there were 20 more black cartoon cutouts than white cartoon cutouts. How many cartoon cutouts were there altogether?