Which of these The cost in dollars to A racing car used 255 9. 7. 8. percentages is closest in print n books is 500 + 10n. litres of fuel to complete a value to ? How many books are 340 km race. printed for a cost of $15 a. 76% On average, how many 000? litres of fuel did the car b. 77% use every 100 km? c. 78% litres per 100 km d. 79%
7. Which of these percentages is closest in value to ? a. 76% b. 77% c. 78% d. 79% 8. The cost in dollars to print n books is 500 + 10n. How many books are printed for a cost of $15 000? 9. A racing car used 255 litres of fuel to complete a 340 km race. On average, how many litres of fuel did the car use every 100 km? litres per 100 km
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