The total weight is 2 1/2 lbs
Rock A is 1/7 of the total weight....so it is 1/7 of 2 1/2 lbs..." of " means multiply
1/7 * 2 1/2 =
1/7 * 5/2 =
5/14 lbs <==
Answer:
Let x = the number of marbles Tim has
Let 2x = the number of marbles Sue has
x + 2x + 15 = 63
3x = 48
x = 16 marbles
Step-by-step explanation:
Answer:
That would be 19.6875 in decimal form.
Step-by-step explanation:
Answer:
x=13
Step-by-step explanation:
3x=2x+21−8
3x=2x+13
3x−2x=13
x=13
Answer:
D
Step-by-step explanation:
D is the only answer given as a ratio, the rest are not.
