Of all the tokens in the box,  are red,  are blue, are green, and the rest are yellow. If 40 green and yellow tokens are in the box, what is the total number of tokens in the box?

A box contains a combination of solid-colored tickets:  110 of the tickets are green,  12  are red,   14  are blue, and the remaining 30 tickets are white. How many blue tickets are in the box?

Lincoln has some blue and yellow bells in a container. of the bells are yellow. After he adds in another 50 yellow bells and removes 84 blue balls, of the bells are yellow. How many bells did he have in the container in the end?

(a) A company that makes crayons is trying to decide which 5 colors to include in a promotional mini-box of 5 crayons. The company can choose the 5 mini-box colors from its collection of 70 colors. How many mini-boxes are possible?

There are only blue pens, green pens and red pens in a box. The ratio of the number of blue pens to the number of green pens is 2/5 The ratio of the number of green pens to the number of red pens is 4/1 There are less than 100 pens in the box. What is the greatest possible number of red pens in the box?

There are some balls in the box. 25% of the balls are green, 45% are red and the rest are blue.There are 30 more red balls than the blue balls.How many green balls are there in the box?