a. The equation illustrated shows that Sonia will not have enough money to go out with her friends and buy her mom a birthday present by the end of the week.
b. tradeoff that Sonia will have to think about as she makes her decision on what to spend her money on is that she has to decide the one that is more important between watching movie and buying the gift.
c. She should buy the gift for her mum.
How to illustrate the information?
Sonia works 5 hours a week and earns $11/hour. The amount will be:
= 5 × $11
= $55
She wants to watch a movie with them on Friday, which will cost $40 and also wants to buy her mom a $50 necklace her mom. The total cost will be:
= $40 + $50
= $90
b. The tradeoff that Sonia will have to think about as she makes her decision on what to spend her money on is that she has to decide the one that is more important between watching movie and buying the gift.
c. Sonia should spend her money by buying the gift for her mum since that's more important.
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