Answer:
9/10
Step-by-step explanation:
Since there is only one marble per number and there is only one marble for the number 8 you would take just subtract 10-1 which would give you 9.
20% of 16 which is. 10%=1.6 and another that would = 3.12
Answer:
63.6
Step-by-step explanation:
63.625
63.6
Answer:

Step-by-step explanation:
You have the following quadratic equation given in the problem:

You must make the equation equal to zero, as following:

Add like terms:

Now, to factor the equation, you must find two numbers whose sum is -2 and whose product is -15. Therefore, you have:

Answer:
40/71
Step-by-step explanation:
Because 71 is prime so there is no other way to simplify