Prove the divisibility of the following numbers:

51^7-51^6 by 25

Joe went to the grocery store with $10 in his pocket. He wants to purchase as many 12-packs of soda as he can. One 12-pack costs $2.80. How many can he buy?

Opening Exercise Mrs. Stevens gave her students what she thought was a very simple task: What is the next number in the sequence 2, 4, 6, 8, ... ? Jaylo: I am thinking of a plus 2 pattern, so it continues 10, 12, 14, 16, ...

You buy a new cell phone for $79.99. The sales tax on the phone is 7%. What is the total cost for the cell phone?

All of the following are true about a hypothesis except A. It is more specific than a prediction B. It can never be proven C. It is based on observations D. It is testable

Explain how multiplying fractions is similar to multiplying whole numbers and how it is different

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.