Which expression uses the associative to make it easier to evaluate 14 (1/7 x 2/5)? A. 7 (1/14 x 2/5)
B. (14 x 5/2) 1/7
C. 14 (2/5 x 1/7)
D. (14 x 1/7) 2/5

Timed*** there are 8 rows and 8 columns, or 64 squares on a chessboard. suppose you place 1 penny on row 1 column a, 2 pennies on row 1 column b, 4 pennies on row 1 column c, and so on … how many pennies are on each square? a =   b =   c = d =   e =   f = g =   h =

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.

Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?