If you add the digits in a two-digit number and multiply the sum by 7, you get the original number. If you reverse the digits in the two-digit number, the new number is 18 more than the sum of its two digits. What is the original number?

Which equation represents a circle with a center at (2,-8) and a radius of 11? (x - 8) 2 + (y + 2) 2 = 11 (x - 2) 2 + (y + 8) 2 = 121 (x + 2) 2 + (y - 3) 2 = 11 (X + 8) 2 + (y - 2) 2 = 121

How many complete pieces of cable 8 3/8in in length can be cut from a 15 foot length of cable?

Using the assembly-line balancing procedure, which of the following is the theoretical minimum number of workstations? The task times for the eight tasks that make up the job are 8, 4, 7, 9, 10, 14, 12, and 8 minutes, and the cycle time is 8 minutes.

Solve (x-4) ^2 = 5. A. x = - 4 + / - 5 B. x = 9 and x = - 1 C. x = 5 + / - 4 D. x = 4 + / - 5

How many possible outcomes exist when four fair coins are flipped

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.