Keegan and Annie are working on an experiment in the science lab. Their mixture contains ingredients that weigh 5.22 grams, 5.7 grams, and 7.43 grams. Keegan calculates the combined weight to be 18.35 grams; Annie calculates it to be 13.22 grams. Who is correct, and why?

C.

Step-by-step explanation:

Annie did not do it right

the answer is a if my teacher taught me correct

the number of possible outcomes that do not show a 1 on the first spinner and show the number 4 on the second spinner is 2.

spinner 1 spinner 2

1                     1

1                     2

1                     3

1                     4

2                   1

2                   2

2                   3

2                   4   = not 1, and 4

3                   1

3                   2

3                   3

3                   4 = not 1, and 4

only 2 outcomes have passed the given condition.

step-by-step explanation: