Level 1 A family's average monthly spending for August and September was $713. Their average monthly spending from October to December was $824. What was their total spending from August to December?
Level 2
A group of 50 girls and 20 boys took part in a Mathematics test. The average score of the girls was 50 points. While the average score of the boys was 64 points. What was the average score of all the students who participated in the test?
Level 2
The average height of 3 children was 1.32 m. One of the children, whose height was 1.3 m, left the group. What was the average height of the remaining children?
Level 2
A group of 5 pupils scores an average of 83 marks in a test. When a new pupil joins the group, their average score decreases to 79 marks. How many marks does the new pupil score?
Level 3
A fruit seller displayed the same amount of each type of fruits for sale every morning from Monday to Saturday in a week. She charted each type of fruits which were left unsold at the end of the week as shown in the graph.
Which type of fruit was the most popular?
If she had 720 fruits in the beginning of the week, how many fruits did she sell in the week?
Level 3
A fruit seller displayed the same amount of each type of fruits for sale every morning from Monday to Saturday in a week. She charted each type of fruits which were left unsold at the end of the week as shown in the graph.
Which type of fruit was the most popular?
If she had 720 fruits in the beginning of the week, how many fruits did she sell in the week?
