How to write twelve hundredths in expanded

Is equal to 3,000cm?

If d=110 and a=20 in the formula d=a/2 (2t-1), then what is the value of t?

While sorting some change into piggy banks, belle put 2 coins in the first piggy bank, 8 coins in the second piggy bank, 32 coins in the third piggy bank, and 128 coins in the fourth piggy bank.

Darlene's dog ways 5 times more than Leah's. Together the dogs weigh 84 pounds. How much did each dog weigh?

What is another name for ray ca?

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.