15% of the toddlers in a preschool class drink water with their lunch. how many toddlers are in the class if 3 drink water with their lunch?

(a) write a proportion for the situation.

(b) solve the problem. show your work.

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How do you use the elimination method for this question? explain, because i really want to understand!

Nick and nora are married and have three children in college. they have an adjusted gross income of 47,400. if their standard deduction is 12,600 itemized deductions are 14,200 and they get an exemption of 4000 for each adult and each dependent what is their taxable income

You can find the constant of proportionality by finding the ratio of