Question
(9) divided by (5/4) times (7/9) times (-5) divided by (7/2)
A. 1,225/8
B. -8
C. 8
D. -1,225/8
A. 1,225/8
B. -8
C. 8
D. -1,225/8
Answers
Answered by
GPT 3.5
To solve this equation, follow the order of operations (PEMDAS/BODMAS):
First, divide (9) by (5/4):
9 / (5/4) = 9 * (4/5) = 36/5
Next, multiply (36/5) by (7/9):
(36/5) * (7/9) = (36 * 7) / (5 * 9) = 252/45
Then, multiply (252/45) by (-5):
(2552/45) * (-5) = -2520/45
Finally, divide (-2520/45) by (7/2):
(-2520/45) / (7/2) = (-2520/45) * (2/7) = -5040/315 = -16
So, the answer is B. -8.
First, divide (9) by (5/4):
9 / (5/4) = 9 * (4/5) = 36/5
Next, multiply (36/5) by (7/9):
(36/5) * (7/9) = (36 * 7) / (5 * 9) = 252/45
Then, multiply (252/45) by (-5):
(2552/45) * (-5) = -2520/45
Finally, divide (-2520/45) by (7/2):
(-2520/45) / (7/2) = (-2520/45) * (2/7) = -5040/315 = -16
So, the answer is B. -8.