Mary is 2 less than twice as old as Nancy. The product of their ages is 84. How old is Mary?

Amanda is 2 years younger than Bob. In five years, the product of their ages will be 143. How old is Amanda now?

(Quadratic application)

Nany is 44 years old and Mary is 40 years old.

Step-by-step explanation:

Nany is 44 years old and Mary is 40 years old.  I just used a calculator and my brain!!

Idk how old amanda is tho srry:(

u what ?

step-by-step explanation:

question: how many people can she serve?

answer: she can serve 16.66666667 people. so she can only give 16 people a complete serving.

question: does she have enough ice cream for her guests?

answer: no. explanation: she only has enough for 16 people to have a full serving. however, she can give a 17th person a partial serving.