GMAT Practice Question: If 310^4=x %, then x=
Question
If 310^4=x %, then x=
- 0.3
- 0.03
- 0.003
- 0.0003
- 0.00003
Topics: fractions, percentages, conversions
Solution
Step 1
We translate x% into a fraction and set it equal to the given value
x/100 = 3/10^4
Step 2
We solve for x by multiplying both sides by 100 and then simplifying the powers of ten
x/100100 = 3/10^4100 x = 100 3100 10^2 = 3/10^2 = 0.03
Answer
0.03
