Find the 19th term of the arithmetic sequence whose common difference is = d5 and whose first term is = a12.

Suppose there is a 1.1 degrees Fahrenheit drop in temperature for every thousand feet that an airplane climbs into the sky. If the temperature on the ground is 59.7 degrees Fahrenheit, what will be the temperature at the altitude of 11000 ft?

Is fluid ounce bigger than 1 cup

A coin is rigged such that the probability of getting tails is three times that of getting heads. on average, how many coin flips does it take to get two heads in a row?

IThere are 5 times as many males as females on the maths course at university. What fraction of the course are male? Give your answer in its simplest form.

The original cost of a PS1 is p dollars. The PS1 is on sale for 25% off. Write a simplified expression for the sale cost

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.