Maths-
SAT
Easy

Question

When a buffet restaurant charges $12.00 per meal, the number of meals it sells per day is 400. For each $0.50 increase to the price per meal, the number of meals sold per day decreases by 10. What is the price per meal that results in the greatest sales, in dollars, from meals each day?

  1. $16.00
  2. $20.00
  3. $24.00
  4. $28.00

The correct answer is: $16.00


    Cost of meal
    Meals per day
    Total cost
    12
    400
    4800
    12.5
    390
    4875
    13
    380
    4940
    13.5
    370
    4995
    14
    360
    5040
    14.5
    350
    5075
    15
    340
    5100
    15.5
    330
    5115
    16
    320
    5120
    16.5
    310
    5115
    So maximum cost per can be kept is 16.

    Discount is the term used to describe the sum or portion subtracted from an item's usual selling price — a good or service's price decreases when given a discount. For instance, if the item breaks, we can ask the manager for a discount.
    When a bond's price is expected to be less than its face value, it is known as a discount. Discounts are a form of product cost price reduction or deduction. When customers receive discounts on various things, it is frequently employed in consumer transactions. How to Find Discount
    1.) The rate is frequently stated as a percentage.
    2.) To calculate the discount, we must multiply the rate by the starting cost.
    3.) To calculate the sale price, we must subtract the discount from the purchase price.
    Rate of Discount = Discount% = Discount List / Price×100.

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