Answer:
Options (A), (C), (D) and (E).
Step-by-step explanation:
There are two types of sets in the given options.
1). Numerical data - Data which shows the numeral values or the numbers which tells the exact meaning of quantities like length, width or height.
2). Categorical data - Data which has no numeral values or no logical order.
Therefore, sets which show the numerical data are,
Option (A)
Option (C)
Option (D)
Option (E)
show us the qns
solve either ×/÷ first (left to right)
and then
solve the rest
Answer: 105 grams
Step-by-step equation: they each eat 21 grams a day