What is the product of 91 x 6,000?

Which of the following is the correct ratio for converting kilograms to grams

Scrub a dub toothbrushes are $4.00 each. there is a 10% discount, but there is also a 6% sales tax after the discount is applied. what is the new price after tax? round to the nearest penny

What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)