Answer:
7.
Step-by-step explanation:
21 = 3 * 7
28 = 2 * 2 * 7
42 = 2 * 3 * 7
Collecting common factors:
t is common to all 3 sets of factors so
HCF = 7.
Answer:l and ll
Step-by-step explanation:
The answer is 84 + c; 84 + (-14) = 70; 70 degrees F
<h3>
Answer: 64 ounces (choice A)</h3>
Work Shown:
1 pound = 16 ounces
4*(1 pound) = 4*(16 ounces)
4 pounds = 64 ounces
Answer:
3
Step-by-step explanation:
It was right on Khan Academy
