Question
PSLE
Emily had two streamers of the same length. She cut the first streamer into equal parts of length 40 cm and to each part she tied 3 blue balls. After that, she cut the second streamer into equal parts of length 45 cm and to each part she tied 5 red balls. When she finished tying, she counted that there were 39 more red balls than blue balls. How many balls were there altogether?
5 m

Click button first when a symbol is required. X

PSLE
Emily had two streamers of the same length. She cut the first streamer into equal parts of length 40 cm and to each part she tied 3 blue balls. After that, she cut the second streamer into equal parts of length 45 cm and to each part she tied 5 red balls. When she finished tying, she counted that there were 39 more red balls than blue balls. How many balls were there altogether?