Level 3
Gabby had five times as many pencils as staplers. After giving away 20 pencils and selling 47 pencils, she found out that she had four times as many pencils as staplers left.
How many pencils did Gabby have at first?
How many pencils and staplers did Gabby have altogether at first?
Level 3
There were 350 adults enrolled in the Adult Cooking School in 2009. 27 of the adults were women. Additional adults joined the cooking school in 2010. For every 2 women who joined the cooking school, 1 man joined the cooking school. If there was an equal number of men and women in 2010, how many men joined the school in that year?
Level 3
Terry had a total of 430 red and blue balloons. After giving away 59 of the red balloons and 66 blue balloons, there was an equal number of red and blue balloons left. How many red balloons did he have at first?
Level 3
At first, there were 410 more men than women at an exhibition. At lunch time, a total of 250 men and women left the exhibition. There were as many men as women who left the exhibition. In the end, there were 3 times as many men as women who remained behind. How many men were at the exhibition at first?
Level 3
Nicola used 47 of her red stickers and 35 of her blue stickers to decorate her diary. In the end, she had an equal number of red stickers and blue stickers left. Given that Nicola had a total of 377 red and blue stickers at first, how many blue stickers did she use to decorate the diary?
