In order to get more light into a room, mr lumen replaced a 3 by 4 ft window with a 5 by 6 ft window. what was the percent of increase in the area of glass

Which of the following is the missing term, a2, of the geometric sequence in which a1=2 and a3=200

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.

Prove that the sum of two consecutive exponents of the number 5 is divisible by 30.if two consecutive exponents are 5n and 5n + 1, then their sum can be written as 30.