Answer:
15.06
Step-by-step explanation:
I don't have a step-by-step explanation, but i hope this helps!!!
Step-by-step explanation:
Consider the left-hand side:





Answer:
2r, where r is the number of red marbles
Step-by-step explanation:
Since there is twice as many blue marbles as red marbles, it infers blue marbles = 2 × red marbles.
Answer: $42.75 per $1000 is equal to 4.275%