A guy walks into a store and takes out a $100 bill from the register without the owner knowing. The guy then buys $70 worth of stuff using the same $100 bill and the owner gives $30 in change. How much money did the owner lose?

Use linear approximation to estimate 1/4.002

In a small town the stray dog is rapidly increasing there are currently 15 stray dogs, and is estimated that the population will triple every year

You flip a coin and roll the 20-sided figure. Find the probability of flipping heads and rolling less than 3. The probability is?

10,000 more than 25,953 is?

If A = {1,2,3} and B = {1,2,3,4,5,6,7,8} then A U B A. {1,2,3} B. 0 C. {1,2,3,4,5,6,7,8}

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.