Hanna, who is a 5-year-old girl, eats nothing but pasta, yogurt, and lemonade. Each month her parents buy 25 pounds of pasta, 65 packages of yogurt, and 15 bottles of lemonade. Hanna's parents have recorded the prices per unit of pasta, yogurt, and lemonade for the last four months, as shown in the table below.
|
Month
|
Pasta (dollars per pound)
|
Yogurt (dollars per package)
|
Lemonade (dollars per bottle)
|
|
January
|
$1.90
|
$1.00
|
$2.10
|
|
February
|
2.10
|
1.10
|
2.20
|
|
March
|
2.25
|
1.10
|
1.95
|
|
April
|
2.20
|
1.20
|
2.00
|
a. Compute the total monthly cost of Hanna's meals and indicate whether inflation, deflation (negative inflation), or no inflation occurred during these months.
In January, the total monthly cost was $._______
In February, the total monthly cost was $ ______and .
a) Deflation occurred
b) No inflation occurred
c) Inflation occurred
In March, the total monthly cost was $ _______and .
a) Deflation occurred
b) No inflation occurred
c) Inflation occurred
In April, the total monthly cost was $ _______and .
a) Deflation occurred
b) No inflation occurred
c) Inflation occurred
b. If Hanna's parents want to buy the same quantity of pasta, yogurt, and lemonade, how much more money will they have to spend during the month of April compared to January?
$ ______