It should be 13 since 13+8 = 21. 21-7 = 13
Answer:
350mlliliters = 0.35liters
9liters = 9000milliliters
Answer:
c 30 inches
Step-by-step explanation:
84 blue marbles.
Steps:
1) Use the 3:7 ratio
2) Since there are 36 red marbles, you should know to multiply the ratio by 12.
3) Multiply 7 by 12 (7x12=84)
