Answer:
To add or subtract some rational numbers, you have to change the rational numbers so they have a common denominator. When you have a common denominator, you can then go on with the addition or subtraction on the numerator part.
Answer:
150 lies between 12 and 13
Step-by-step explanation:
Answer:

Step-by-step explanation:

Here cross - multiplying 3 & 2 gives :-

Solving this further gives :-

Answer:
I'm sorry did you ever get the answer to this question
Answer:
20 Minutes
Step-by-step explanation:
First find out how many he eats per minute. 17/5 = 3.4
Then multiply 3.4 by all the answers until you get the right answer.