The tens digit of a two digit number is twice the units digit. If the digits are reversed, the new number is 36 less than the original number. Find the number.

Alan is converting large and small numbers from standard notation to scientific notation. Group the numbers according to their powers of 10.

Identify the terms, like terms, coefficients, and constants in each expression 2x+3y+x+7

Last month, Luke spent $1,300 on his mortgage (home loan payment), $320 for food, $280 on entertainment, $275 for his car payment, $60 on car insurance, and $75 on clothing.

Mark practices his guitar 3/4 hours each day. How many hours does he practice in seven days? What operation do I need to do to solve this problem?

A small transport truck can carry about 200 pounds of fruit and vegetables. How many ounces of fruit and vegetables can you carried in the truck

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.