Alegria goes to the store to buy rice and sugar, but she only has $20. If each pound of rice costs $0.60 and sugar costs $0.80, how many pounds of each is enough for her to buy? a. Write at least 4 ordered pairs, which meet the condition.
b. Make the graph.

Acontractor needs 54 square feet of brick to construct a rectangular walkway. the length of the walkway is 15 feet more than the width. write an equation that could be used to determine the dimensions of the walkway. solve this equation to find the length and width, in feet, of the walkway.

The table above shows approximate conversions from gallons to liters. what is the value of x?

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.