HELP ASAP PLEASE How many phone numbers are, possible in the area code (407), if the number has the form ABC- where A is restricted to 3-9, and B is restricted to 1-9 C is restricted 2-6 and X can be any number from 0-9,
a. 3,150,000
b) 3,600,000
c) 3,001,500
d) 2,520,000

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?

What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)