3 minutes because 60 minutes = an hour so 60/20 = 3 minutes so 3 minutes per mile
Answer:
She needs $30.
Step-by-step explanation:
170 minus 140 is 30.
Answer:B
Step-by-step explanation:
A is wrong because it's less than the 450.
D is wrong because 2 inches would equal 900. So, you're down to B or C. Multiply 450×1.4= 630. 450×1.5= 675. 630 is closer to 635, therefore it is the answer.
It would be x-2 because you combine like terms
