You play a gambling game with your friend in which you win 90% of the time and lose 10% of the time. when you lose, you lose $1. what profit should you earn when you win in order for the game to be fair?

If value of cos330° is √3/2 then find tan165°.

At the county fair, the baxter family bought 6 hot dogs and 4 juice drinks for $12.90. the farley family bought 3 hot dogs and 4 juice drinks for $8.55. find the price of a hot dog and the price of a juice drink.

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog