Joe is sick. He may have a cold, the flu, or a bacterial infection. The probability of a cold is 0.5, the probability of flu is 0.2, and the probability of a bacterial infection is 0.3. If his illness is a cold, Joe will miss five days of work, which will cost him $500 (lost income). If his illness is the flu, Joe will miss 8 days of work, which will cost him $800 (lost income). If his illness is a bacterial infection (and he does not treat it), Joe will miss 12 days ofwork, which will cost him $1200 (lost income). Joe (who is not sure what is wrong with him) has to decide whether or not to go to the doctor. The cost to go to the doctor will be $200. If his illness is a

15

step-by-step explanation:

we are given the following expression and we are to solve it and find the product:

-13 × (-5)

solving the given expression in the standard order of solving a mathematical expression, beginning with the opening of brackets and then multiplying the terms and changing their signs.

-3 × -5 = 15 (answer is positive because when negative is multiplied with negative, it gives a positive answer)

step-by-step explanation:

left be aligning the decimal points is required to not required see the number of digits to the right

all three statements are true

step-by-step explanation:

a shipping fee of 5% is charged online with every item purchased online

first let's just take each option and calculate them based on this, to see if the answers matched

keith buys a 40 dollar book

40 x 0.05 = 2

therefore there will be a two dollar fee on keith's book

40 + 2 =42

the first statement is true

a chair costs $80

80 x 0.05 = 4

80 + 4 = 84

the second statement is true

george buys a 20 dollar calculator

20 x 0.05 = 1

20 + 1 = 21

the third statements are true

all three statements are true

do it yourself this is easy

step-by-step explanation: