A bakery sells three kinds of cakes: chocolate, vanilla, and strawberry. In one day, they sold 50 cakes. They sold twice as many vanilla cakes as chocolate cakes. They sold 10 more strawberry cakes than chocolate cakes. How many chocolate cakes did they sell?

All dogs are mammals. Some mammals swim. Therefore:

If all Bloops are Floops, and some Floops are Gloops, which of the following must be true?

Complete the following sequence: 2, 6, 12, 20, ?

If A is taller than B, and C is shorter than B, then which of the following statements must be true?

A, B, C, and D are sitting around a table. A is sitting next to B. C is sitting opposite A. D is not sitting next to B. Who is sitting opposite B?

If 'CARPET' is coded as 'FCVSGV', then how will 'TRAIN' be coded?

A train travels at 60 mph for 2 hours and then at 80 mph for 3 hours. What is the average speed of the train for the entire journey?

Statement: Parents are ready to pay any price for good education of their children. Conclusions: I. Parents are obsessed with children's education. II. Nowadays all parents are very well-off. Which conclusion(s) logically follows?

Which word does NOT belong in the following group: Apple, Banana, Carrot, Orange?