16 is 8% of what number?

9 is 15% of what number?

6 is 50% of what number?

30 is 60% of what number?

127 is 25% of what number?

21 is 10 1/2% of what number?

a.) 200

b.) 60

c.) 12

d.) 50

e.) 508

f.) 200 

part d

step-by-step explanation:

theresa talked her parents into getting sd cards for her phone and her brother’s phone. inserting an sd card into a phone gives it more storage. they both get 8-gigabyte sd cards. how many bits of storage come with each sd card? type your answer in both scientific and standard notation.