Answer:
x = 22
Step-by-step explanation:
x = 7 + 15
x = 22
Answer:
It would be the third one hope i helped
Step-by-step explanation:
Answer:
Step-by-step explanation:
Total number of trials =600.
Number of heads = 342.
Number of tails = 258
On tossing a coin,

and of getting a tail respectively.
then,









In total there will be 688 milliliters of compound used 258 from compound B and 430 milliliters of compound A so 688 in total.