To make pickles, fresh cucumbers are soaked in a salt water solution called brine. how many liters of a 4% brine solution must be added to 20 liters of a 10% brine solution to dilute it to an 8% solution?

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

What is the factored form of the following expressions? d^2 – 13d + 36