Mrs. walsh is going to buy one lollipop for each student in her classes. her class totals are 24 students, 21 students, 18 students and 23 students. if each bag of lollipops contains 20 lollipops how many bags will she need to buy?

she would need 5 bags. because that is 86 students and if you get 4 bags that leaves out 6 students.

Step-by-step explanation:

She will need 5 bags.

Step-by-step explanation:

Add all students to get 86 students total. Then, divide 86 by 20 and you get 4.3. But, 4 bags isn't enough. She will need 5.

$450

step-by-step explanation:

first, you have to multiply 150x2=300

next, you have to add 150+300= 450

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it