What percent of 128 is 66

Given two lines: 5x + 2y = 6, and 3x - ay = 4 Which value of a makes given lines parallel to each other?

Sixty seven plus a number subtracted from 83 is negative one

The value of 8 in 8000 is how many times the value of 80

Which of these is incorrect? A) 41,792 43,595 Eliminate C) 42,699 41,792

What is the value of p? 0.6441 - (-0.29) = p

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.