which two ratios are not equal 1: 6 and 3: 18 A. B 2: 14 and 12: 6 and 2: 1 C. D 3: 11 and 6: 22 please help Thanks

2:14, 12:6, and 2:1

Step-by-step explanation:

2:1 and 12:6 are equal because you can multiply the 2 and 1 in 2:1 by 6 to get to 12:6.

But 2:14 is not equal to the ratio 2:1, because you can't multiply 2 and 1 to any one number to equal the ratio 2:14.

113.1

step-by-step explanation:

v=4

3πr3=4

3·π·33≈113.09734