sarai uses 4 cm3 of face wash each night. the cylindrical container of face wash is 10 cm tall and has a diameter of 5 cm. the container is half empty. how many more days will the face wash last her? use 3.14 to approximate pi, and round your answer to the nearest whole number.
a.196 days
b. 98 days
c. 49 days
d. 25 days

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

Student price tickets to a movie are $1 and non student tickets are $2 . 350 tickets are sold and the total amount made is $450. there were 250 student tickets sold . true or false .

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!