Plane and simple riddles

Which equation exemplifies the Associative property of addition? 8+2=2+8 4 + (2+1) = (4+2) + 1 4+5=1+8 9 (5•6) = (9•5) 6

Melissa has 24 ribbons. She separates them into 6 different boxes. each box has how many ribbons

Let y=20,000 (0.95) ^x repesents the purchasing power of $20,000 with an inflation rate of 5% per year. The table below represents the first 4 years later, rounded to the nearest dollar.

Utilizando a calculadora determine o valor aproximado de raiz quadrada de A) √20 B) √88 C) √134 D) √10 E) √2 F) √3

Part A How can you determine whether JKL = PQR? Part B Is JKL = PQR

John's goal is to have more than - 7 in his bank account by the end of the month. The variable d is the number of dollars in John's bank account at the end of the month.

If y = 1 and z = 4, find the value of 2yz + 8

12x11 a) 134 b) 132 c) 145 d) 100

Sierra's karate class lasts 56 days how many weeks does da class last

Joelle has $15.75. She spent $6.38 at the store. Which equation can be used to represent how much money, x, Joelle has left? A. 6.38x = 15.75 B. x + 15.75 = 6.38 C. x-6.38=15.75 D. x + 6.38 = 15.75