4 times the quantity 1 less than a number

What is the common difference for this arithmetic sequence? - 6,-2,2,6,10 A. 4 B. 5 C. 3 D. 6

Asim is going to cover the path with paving each paving stone is a square of side 30cm each paving stone costs £2.50 how many paving stones will it take to cover the path and how much will they cost Asim to buy?

If the dimensions of triangle rah are twice as large as the corresponding dimensions of triangle eac, calculate length of ra and ah. then, explain if triangle rah is similar to triangle eac.

3 pounds of grapes cost $5.07. Rounding to the nearest tenth, how many pounds can you purchase for $13.00?

How do you write The sum of - 4 and a number

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.