Answer:
b
Step-by-step explanation:
The greatest common factor is the largest value two numbers share in common which multiplies to each of the numbers.
7ab has factors 7, a, b
has factors 2, 4, 8, b, b, b
These share in common b.
I would need see what your choices are to give exact answers, but I think the main idea here is to see that angles 1 and 3 are the same, and since the alternate interior angle theorem states parallel lines through a line, or another set of parallel lines, form equal angles on those positions, the lines that form those angles, p and q, must be parallel.
Your answer will be , 18. there were two houses each invited 9. 9x2 =18.
Answer:
Sandy will finish the race first.
Step-by-step explanation:
Let D be the total one sided distance in miles, ( between X and Y ),
We know that,


Since, from point X to point Y and back, Jack averages 30 miles per hour to point Y and 10 miles per hour back to point X.
So, the total time taken by Jack = 



Also, Sandy averages 20 miles per hour in both directions,
So, the total time taken by Sandy = 




∵ 0.133D > 0.10D
Hence, Sandy will finish the race first.
Answer:
30000 times
Step-by-step explanation:
3 x 10^3 x 30000 = 90000000