According to recent studies, how much of our brain do we use for higher thought?
a. 30% to 50%
b. 5% to 15%
c. 20% to 25%
d. 2% to 10

the answer is b

explanation:

answer; the correct answer is medical care service field;

      x/140 = 25/100

we need to find the x to find the x multiply 140 and 25

and what do you get 3500.   and what is 3500 divided by 100

= 35

ia. mver.y..sor .r..yinee..i am.ina.rush.pleas eforg.ive   meiknowiama. nas.s holei apalo.gize