Factor completely

-2x² + 20x - 48 =

A survey of 150 people revealed that 115 people like ketchup on their hot dogs, 85 people like mustard on their hot dogs and 60 people like both. What proportion of those surveyed like ketchup or mustard on their hot dog?

What is the equivalent decimal of 14 14/20

If a vehicle travels a distance of 5t^4-10t^2+6 miles in t+2 minutes what is the vehicles speed

Ashley has money automatically deposited into a savings account each week. After 4 weeks, she has $20. After 6 weeks, she has $30. The unit rate is measured in dollars per week. What is the constant of proportionality?

What is 4/9, 6/7,5/8,1/12,6/5 into a percent

The average ice skate size of customers at an ice rink with 200 patrons is 9.5. Assume the data is normally distributed. If the standard deviation of this data is 0.5, how many patrons have a skate size of 10.5 or larger?

Whats a digit the is in the ones place but 5 as a factor?

Which table could be a partial set of values for a linear function? A. x y 0 0 1 1 2 8 3 27 B. x y 0 0.0 1 0.5 2 1.0 3 1.5 C. x y 0 0 1 1 2 4 3 9 D. x y 0 0.0 1 0.5 2 2.0 3 4.5

A rate is a ratio. True or false

K/7=32/56? i have no idea how to solve this