Mean, Median, Mode/Probability/Series of Choices Covid

Anton went to Mexico during summer vacation with his Spanish class. He recorded the number of pesos he spent each day in a table, as shown below. What was the mean number of pesos he spent per day?

• 100

• 150

• 200

• 220

• 300

A class of n students had an average score of x points on a math test. One student discovered that her score should have been y points higher. Compared to the uncorrected average, the new class average will be:

• the same

• n points higher

• y points higer

• $\frac{n}{y}$ points higher

• $\frac{y}{n}$ points higher

What is the average of  $\frac{5}{8}$  and .075?

• .06875

• .35000

• .68750

• .70000

• .83750

The average of 6 numbers is 4.5. If each of the numbers is decreased by 4, what is the average of the 6 new numbers?

• 0

• 0.5

• 4.5

• 5.0

• 9.0

Every day at 8:00 A.M. during a school week in January, Jim and Mya measured the outdoor temperature and recorded it in the table shown below. For that school week, what was the average 8:00 A.M. temperature, in degrees Celsius?

• 0

• 1

• 3

• 4

• 5

Jana’s average test score after 5 tests in chemistry was exactly 86 points, and she scored 78, 93, 84, and 88 points on the first 4 tests. How many points did she score on the 5^th test?

• 69

• 85

• 86

• 87

• 90

To increase the mean of 4 numbers by 2, by how much would the sum of the 4 numbers have to increase?

• 2

• 4

• 6

• 8

• 16

Andrea has 3 sweaters, 2 scarves, and 2 skirts that go together well in any combination. How many different outfits can she put together consisting of 1 sweater, 1 scarf, and 1 skirt?

• 3

• 6

• 7

• 10

• 12

Rudi has 5 pairs of slacks, 6 blouses, and 2 sweaters in her closet. How many different outfits, composed of a pair of slacks, a blouse, and a sweater, can she choose from this closet?

• 60

• 32

• 13

• 6

• 2

A bag contains 4 red jelly beans, 5 green jelly beans, and 3 white jelly beans. If a jelly bean is selected at random from the bag, what is the probability that the jelly bean selected is green?

• $\frac{1}{12}$

• $\frac{1}{5}$

• $\frac{5}{23}$

• $\frac{5}{12}$

• $\frac{5}{7}$