Answer:
i think it is 5:17
Step-by-step explanation:
length=50
perimeter=170
the highest factor of 50 and 170 is 10 so the answer will be 5:17
hopefully this made sense
K = 5 or k = 3
Hope it helps-,-
Step-by-step explanation:
A matrix of order 3×1 means it has 3 rows and one column.

He has 11 quarters, 9 dimes, and 55 nickels.
11x.25=2.75
9x.1=.9
55x.05=2.75
2.75+2.75+.9=6.4
Are you looking to simplify it? If so I think the answer would be 1/2.