Answer:
the answer is 21.Here is how I know
Answer: 36
Since the sum of the ratios is 5+7=12
the total number of students must be divisible by 12
The only number within the given range is 36
4 because 11-7=4 is it subtraction?
Answer:
the answer to (8.4 × 102) (2.5 × 106) = 227,052
Answer:
4:16 or 1:4
Step-by-step explanation:
1/5 of 20 = 4
there are 4 red marbles
there are 16 blue marbles
4:16 or 1:4