Answer:
y=2.5x
Step-by-step explanation:
You already know that the cost for 1 book is $2.50, which is also the rate of change. So you just basically multiply 2.50 by 5 to get 12.50.
Answer:
8
Step-by-step explanation:
Answer: 8,263
Step-by-step explanation: The number 8,263 lies between 8,260 and 8,270 on the number line. Label all the other tick marks between 8,260 and 8,270. Is 8,263 closer to 8,260 or 8,270 on the number line? Which hundred is 8,263 nearest to on the number line? Plot 8,200 and 8,300 on the two outermost spots on the number line below. Then plot 8,263 to prove your answer. Which thousand is 8,263 nearest to on the number line? Plot 8,000 and 9,000 on the two outermost spots on the number line below. Then plot 8,263 to prove your answer. 8,263 is closest to 8,260. In other words, 8,263 rounded to the nearest ten is 8,260. 8,263 is closest to 8,300. In other words, 8,263 rounded to the nearest hundred is 8,300. 8,263 is closest to 8,000. In other words, 8,263 rounded to the nearest thousand is 8,000.
