Kalvin tosses a coin five days in a row and gets tails every time. Do you think there is something wrong with the coin?

How can you find out?

What's y^2=0+4 What's the answer and how do I complete this?

If T (n) = 2n-7, what is the 5th term?

Fatima has 72 oranges. Four oranges are needed to make a glass of freshly squeezed orange juice. How many glasses of orange juice can she make?

ms. morgan is a science teacher. she founs that 30% of her 120 students are athletes. mr. gregory is a math teacher. he found out that 27 or 15% of his students are athletes.

What is - 1/8 as a terminating decimal?

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.