Answer:
9/50
Step-by-step explanation:
I hope that helped.
you would do 3/7 * 1/10 = 3/70 than you would
3/70 divide that by 5/21
3/70 * 21/5 = 63/350
reduce that by 7
9/50
Answer:
20800km
Step-by-step explanation:
there's 52 weeks in a year.
since ken drives 400km every week
400 x 52 = 20800
Answer:
2) -5/7
Step-by-step explanation:
= 
cross-multiply to get:
10 = -14n
-10/14 = n
n = -5/7 (simplified)