10lb. of jam needs 5lb. apple, or 2lb. of jam needs 1lb. apple.
Now we want 8lb. of jam.
Set up a proportion:
2/1=8/x
Solve for x by cross-multiplying.
2x=8
x=4 lb. of apple
Answer:
C x 20 + R x 20
Step-by-step explanation:
C x 20 + R x 20 or
20c + 20r
The greatest common factor of 8n^3 and 20n is 4n
Answer:
A
Step-by-step explanation:
24pie/5 is 15.07
63/4 is 15.75
15.758
956 square root e is 1576.17
Therefor, the order would be A
100. 21
------ = -----------
x. 13
21x = 1,300
------ ---------
21. 21
x = 61.9