Natalie sawed 5 boards of equal lenghtto make a stool. each was 9 tenths of a meter long . what is the total length if the boards she sawed ? express your answer as the sum of a whole number and the remaining fractional units . draw a number line to represent the problem.

Frank has $66.50 in his account on sunday. over the next week, he makes the following changes to his balance via deposits and purchases: day debit ($) credit ($) monday 60.33 80.75 tuesday 54.45 wednesday 49.20 15.00 thursday 35.40 friday 16.85 75.00 saturday 80.56 on what day does frank first get charged an overdraft fee? a. wednesday b. thursday c. friday d. saturday select the best answer from the choices provided a b c d

Which graph represents the parent function of y=(x+2)(x-2)

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?