Question
PSLE
The photocopying rates of two machines V and W are as shown. Both machines were use to make a copy of a set of notes which had been divided into teacher set and student set. Machine V took 5 minutes is to photocopy teacher set and Machine W took 7 minutes to photocopy student set.
  1. How many pages were there altogether in the set of notes?
  2. Another copy of the same set of notes was made using Machine W only. How many minutes did Machine W take?
4 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

PSLE
The photocopying rates of two machines V and W are as shown. Both machines were use to make a copy of a set of notes which had been divided into teacher set and student set. Machine V took 5 minutes is to photocopy teacher set and Machine W took 7 minutes to photocopy student set.
  1. How many pages were there altogether in the set of notes?
  2. Another copy of the same set of notes was made using Machine W only. How many minutes did Machine W take?