What is the answer to pre algebra with pizzazz pg 121?

How long does it take to travel 10 miles in a wagon? 3X2 plus 4X plus 1 equals? What is 8.4 x 10 to the power of 6 as an ordinary number? What is mqbm-r? What correctly expresses the number below in scientific notation 0.000000858? Is zero minus negative seven positive seven? What is the scale factor of 3x6 and 4x9? How many times bigger is a 10 inch pipe than a 8 inch pipe? How many different ways can you arrange 8 pictures? How do I simplify root 20 plus 2 root 45 - root 80? How do you solve 6x-4 equals 18? If the line falls on the points (7 10) and (4 8) What is the slope? What is the least possible sum of two 3-digit numbers that use the digits 1 2 3 4 5 6 only once? What word sounds better much or many? Is richer a noun? How do you solve y-6-2(x 2)? What is an analogy for tormentor? What is the angle sum of a polygon of 9 sides? Can 2 m length can be cut from 20 m? The product of eight and nine is?