10/16=5/8
5+4= 9
9/8
9/8= 1 1/8
1 and 1/8
You have to multiply whats outside the parenthesis with everything that is inside, so


Multiplication of same bases we sum the exponents



Alternative B.
Answer:
200, 500, 250, 520, 220 and 550
Step-by-step explanation:
A number is multiple of 10 if the number finish in the digit 0.
So, all three-digit numbers that are multiples of 10 and have the digits 0, 2 and 5 are:
200
500
250
520
220
550