Level 2 PSLE
The average height of a group of children was 139.4 cm.
When Mr Tan measured and recorded the height of these children, he wrongly recorded one child's height as 181 cm when it should have been 118 cm. As a result, Mr Tan calculated the average height as 142.4 cm. How many children were there in the group?
Level 3
Linda, Jane and Teri each sold an equal number of muffins. Linda collected a total of $29.40 from selling 6 butter muffins and some raisin muffins. Jane collected a total of $32.10 from selling 9 butter muffins and some raisin muffins. How much did Teri collect if she sold only raisin muffins?
Level 3 PSLE
Books in a class library are grouped according to the following four types: Riddles, Poetry, Folktale, and Crafts. The bar graph shows the number of books of each type in the class library.
What percentage of books in the class library was of the Folktale type?
There were 38 students in the class. Every student in the class took three or four books home to read over the weekend. No book was left in the classroom. How many students took three books home?
Level 3 PSLE
Books in a class library are grouped according to the following four types: Riddles, Poetry, Folktale, and Crafts. The bar graph shows the number of books of each type in the class library.
What percentage of books in the class library was of the Folktale type?
There were 38 students in the class. Every student in the class took three or four books home to read over the weekend. No book was left in the classroom. How many students took three books home?
Level 3 PSLE Heidi and Ian have the same total number of coins. Heidi has a number of fifty-cent coins and 62 twenty-cent coins. The total mass of her coins is 1.234 kg. Ian has a number of fifty-cent coins and 102 twenty-cent coins.
Who has more money in coins? How much more in cents? Give your answers in this format. (Eg Adam, $12)
Each fifty-cent coin is 2.6 g heavier than each twenty-cent coin. What is the total mass of Ian's coin in kg?
Level 3 PSLE
Betty and Zhulian each had a plate of dough of the same mass for making biscuits. The same mass of dough was used for each biscuit. Betty made 40 biscuits and had 50 g of dough left. Zhulian made 10 biscuits and had 1.1 kg of dough left.
What was the mass of dough needed for each biscuit?
With the remaining dough from both girls, how many more such biscuits can be made at most?
