Answer:
16km/h
Step-by-step explanation:
1h = 60m
165m = 44km
60m =
× 44km
= 16km
Answer:

Step-by-step explanation:
we have the expression:

To factor this expression we need to indentify the components that are common in both terms.
At first glance there is nothing in common, but we can notice that 30 and 70 are multiples of 10, that is:

so we can substitute this into the expression:

and now that we have the common term (the number 10) we can factorize it, that is, take out the common term and include a parentheses:

I think is 192 but I'm not sure
D because they all increase by the same number (+1)