Katrina is making three batches of cookies for an upcoming picnic. she needs sugar for all three recipes; so she adds it to her grocery list. if her first batch of cookies requires 160 grams, her second batch needs 250 grams, and her third batch needs 180 grams, about how much sugar does she need? a) 550 g b) 600 g c) 650 g d) 700 g

On tuesday, a local hamburger shop sold a combined total of 375 hamburgers and cheeseburgers. the number of cheeseburgers sold was two times the number of hamburgers sold. how many hamburgers were sold on tuesday?

Which of the following statements about the function f (x) = sec(x) are true? select all that apply

Atypist makes an average of 4 typo errors per page that she types. if the number of errors per each typed page can be modeled according to the poisson distribution, what is the probability that she will make more than 3 typo errors in the next page? express your answer in decimals and round to two significant places after the decimal. for example 0.1678 should be entered as 0.17.