2/1 P6 E-practice 2

Nick, Meg and Adam are talking about how much time they spent on homework yesterday.

Who spent the shortest time on homework?

• Nick

• Meg

• Adam

The average daily practice time for each of athletes A, B, C and D is 12.2 hours. If

the average daily practice time of athlete A is 13.7 hours, how long will be the

average daily practice time for each of the other 3 athletes?

(Show expression)

Mathematical Equivalence

ON

There are 890 white face masks. The number of green face masks is 70% of the

number of the white face masks. How many white and green face masks are there

altogether?

(Show expression, *Convert percentage to decimal)

Mathematical Equivalence

ON

There are 200 Kung Fu novels in the library. Nick and Mike have borrowed 4% of

them. How many Kung Fu novels are left?

• 192
• 200
• 198
• 196

• 6 cm
• 7 cm
• 4 cm
• 5 cm

• 35 cm
• 25 cm
• 40 cm
• 30 cm

Mathematical Equivalence

ON

There are 4 classes in Happy Primary School and each class has 30 pupils. In the graduation examination, 20% of all students failed in Chinese. The passing

percentage in English is 10% more than that of Chinese. The failing percentage in

Mathematics is 5% more than that of English. In P.6, there are

____ pupils failed

in Mathematics.

• 60

• 74

• 42

• 18

The snack shop has 30 cartons of drinks originally. 8 cartons are fruit juice, then 10 more cartons of fruit juice were bought. What percentage of the number of all drinks is that of fruit juice now?

The number of fruit juice now is (a)   % of that of all drinks.