Which expression is equivalent to 18 1/5-(-22 2/5)(-40 1/5) A.18 1/5-22 2/5-40 1/5
B. 18 1/5+ (-22 2/5)+(-40 1/5)
C.- 18 1/5-22 2/5+40 1/5
D.18 1/5+22 2/5+40 1/5

option D

Step-by-step explanation:  

To get equivalent expression we need to remove the parenthesis

multiply negative sign inside the parenthesis

when we multiply negative and negative it becomes positive.

So the expression becomes

So, option D is the equivalent expression

15%

step-by-step explanation:

use the table and count the number of guesses that has two correct answers.

the following are two correct answers

10010, 01100, 11000

a total of 3 numbers having 2 correct guesses out of 20 questions.

probability of getting 2 correct guesses = the number of questions getting 2 correct answers / total number of questions.

= 3/20

to convert it into percent multiply by 100, we get

= 3/20 * 100

= 15%

the answer is 15%

you.

i need the options

step-by-step explanation: