Answer:
A) 3
Step-by-step explanation:
12 * 2 = 24
8 * 3 = 24
24 = 24
Answer is B bro look it up
Answer:
4%
Step-by-step explanation:

Convert to a decimal( by dividing the numerator by the denominator)
÷
=
Multiply by 100 to get the percent.
·

4%
Answer:
5x + 6
Step-by-step explanation:
3X + 2X = 5X
4 + 2 = 6
5X + 6 IS SIMPLIST FORM
42 Kilometers would be the answer. 18 divided by 9 is 2. So she cycles 2 Kilometers every day. 2 x 21 is 42.