Isabella thrives on two things lemons and tangerines the cost of lemons is 40 guines eacg and the cost of tingerines is 20 guines each. If her income is 320 guineas ,how many lemons can she buy if she spends all of her income on lemons?

a) 6

b) 8 c) 16d) 11

Hubert manages a grocery store in a country experiencing a high rate of inflation. to keep up with inflation, he spends a lot of time every day updating the prices, printing new price tags, and sending out newspaper inserts advertising the new prices. his employees regularly deal with customer annoyance over the frequent price changes. this is an example of the of inflation.