Level 2
A bag contains blue and green marbles in the ratio of 2 : 5. There is a total of 91 marbles in the bag. How many more blue marbles must be added into the bag so that the number of blue marbles will be the same as the number of green marbles?
Level 2
The number of apples is 12 the number of oranges. The number of mangoes is four times that of apples. What is the ratio of the number of oranges to the total number of fruits?
Level 2
The number of apples is 23 the number of kiwis. The number of mangoes is four times that of apples. What is the ratio of the number of kiwis to the total number of fruits?
Level 2
The figure is made up of 2 triangles, A and B, overlapping each other. 1011 of A is shaded and 45 of B is shaded. What is the ratio of the shaded area of A to the figure?
Level 2
The figure is made up of 2 triangles, A and B, overlapping each other. 1011 of A is shaded and 45 of B is shaded. What is the ratio of the shaded area of A to the figure?
Level 2
The figure consists of 2 squares A and B whose areas are in the ratio of 3 : 1. Given that 112 of Square A is shaded, what fraction of Square B is shaded?
Level 2
The figure consists of 2 squares A and B whose areas are in the ratio of 3 : 1. Given that 112 of Square A is shaded, what fraction of Square B is shaded?
Level 2
There was an equal number of boys and girls in the hall. When 10% of the girls left the hall, there were 5 more boys than girls remaining in the hall. How many children remained in the hall?
Level 2
Marie and Jean had $800 altogether. After Marie gave 15 of her money to Jean, both had the same amount of money. How much money did Marie give to Jean?
Level 2
The ratio of Kelly's savings to Tricia's savings is 2 : 5. If Kelly saves $24 more and Tricia spends $12, they will have the same amount of money. How much is Tricia's savings?
Level 2
Charles and Lily had the same number of sweets. After Lily gave away 15 sweets and Charles gave away 45 sweets, Lily had 4 times as many sweets as Charles. How many sweets did each of them have at first?
Level 3
The average cost of some books is $75. When another 3 books are added, the total cost increases by $190. The average cost becomes $70. How many books are there in the end?
Level 2
There were 40 more dresses than blouses in a shop. After 70 dresses and 30% of the blouses were sold, there were an equal number of dresses and blouses left. How many blouses were there in the shop at first?
Level 3
The average cost of some books is $30.
When a book that costs $90 is added,
the average cost of the books becomes $40.
How many books are there in the end?
Level 3
The average cost of some books is $30.
When a book that costs $90 is removed,
the average cost of the books becomes $10.
How many books are there in the end?
Level 3
The average cost of some books is $30.
If 3 of the books are now each $15 more,
the average cost of the books becomes $35.
How many books are there altogether?
Level 3
The average cost of some books is $30.
If 3 of the books are now each $15 more and
2 of the books are now each $5 less,
the average cost of the books becomes $32.
How many books are there altogether?
Level 3
The average cost of some books is $10.
After 2 new books are added,
it adds another $60 to the total cost.
As a result, the average cost of all the books increases to $20.
How many books are there at first?
Level 3
The average cost of some books is $30.
After 2 new books are added,
it adds another $10 to the total cost.
As a result, the average cost of all the books decreases to $20.
How many books are there at first?
Level 2
Liam and Tim share a bunch of chikoos in the ratio 5 : 3. If Liam gives Tim 23 chikoos from his share, they will have the same number of chikoos. How many chikoos does Liam have at first?
Level 3
William had some coins. 40% of his coins were made up of 50-cent coins which was equal to the number of $1 coins. The rest of the coins were made up of 20-cent coins. Given that William had $16 more 50-cent coins than 20-cent coins, how many coins did William have altogether?
