Find the seventh term of the geometric sequence if a subscript 1=7 and r=3

A student spent 5/8 of an hour each evening reading a book about whales. If it took the student 10 evenings to finish the book, how many hours in all did the student spend reading?

Consider a specific chemical reaction represented by the equation aa + bb → cc + dd. in this equation the letters a, b, c, and d represent chemicals, and the letters a, b, c, and d represent coefficients in the balanced equation.

Reduce the following fraction to lowest terms: 7/14

A contractor is installing tile trim in a bathroom. The dimensions of the bathroom are 20 feet, 10 feet, 20 feet, and 48 inches. How much tile is needed to complete the job? 50 feet, 54 feet, 60 feet, 98 feet

The volume of a right circular cone increased by a factor of 25. If the height remained fixed, by what factor was the radius changed? A. 5 B. 25 C. 125 D. 225

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.