To prepare for a bake-off, Celia used 0.74 kilograms of flour each day for 3 weeks. How many grams did Celia use in those 3 weeks?

15.54

Step-by-step explanation:

Calculations for weeks:

1 week: 7 days

7x3= 21

Calculation for Flour:

0.74x(7x3)

0.74x21

15.54

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.