Which best describes how to add 9.73 and 21.6?
a. align the digits on the left digit.
add from left to right, regrouping as necessary.
b. align the digits on the right digit.
add from right to left, regrouping as necessary.
c. align the digits on the decimal point.
add from left to right, regrouping as necessary.
d. align the digits on the decimal point.
add from right to left, regrouping as necessary.

c

Step-by-step explanation:

from left 2 right it would be better..

question: how many people can she serve?

answer: she can serve 16.66666667 people. so she can only give 16 people a complete serving.

question: does she have enough ice cream for her guests?

answer: no. explanation: she only has enough for 16 people to have a full serving. however, she can give a 17th person a partial serving.

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b