Nadia and her 2 friends go out for a meal. They each order a burger costing £5.50 and a drink at £1.50. Each girl puts £10.00 in the middle of the table. They want to leave the waiter a 10% tip. How much change should the waiter give them?

Robert owns a life insurance policy that he purchased when he first graduated college. it has a $100,000 death benefit and robert pays premiums for it every month out of his checking account. the insurance robert has is most likely da. permanent life insurance o b. term life insurance o c. group life insurance o d. individual life insurance

Until recently, hamburgers at the city sports arena cost $4.70 each. the food concessionaire sold an average of 13 comma 000 hamburgers on game night. when the price was raised to $5.40, hamburger sales dropped off to an average of 6 comma 000 per night. (a) assuming a linear demand curve, find the price of a hamburger that will maximize the nightly hamburger revenue. (b) if the concessionaire had fixed costs of $1 comma 500 per night and the variable cost is $0.60 per hamburger, find the price of a hamburger that will maximize the nightly hamburger profit.

Nthis economy, community members typically use simple tools to plant and harvest crops. food supplies are supplemented by hunting animals and gathering plant materials. members trade with each other to obtain needed goods, as few people hold currency. little economic growth occurs. what type of economy is being described?