Answer:
9
Step-by-step explanation:
54+81=9(6+9)
9 times 9 equals 81
17,000 feet is your answer
#9 You have to make the fraction a decimal, then multiply 11.8 by 6.5. This is because 11.8 is per hour.
#10 here is a hint, one quarter of an hour is 15 minutes. again change the fraction to a decimal
#11 just multiply the 2 numbers
1.4
×2.9
---------
126
+ 280
------------------
3.06
B is correct, and D is correct.
that is the answer to that question. Ive already done this question before and I got it right everytime
Step-by-step explanation: