Which is the most reasonable estimate?

three point eight plus the quantity of two point one times four point one minus five point three

7
eleven
eighteen
twenty-five
I WILL MEDAL AND FAN.

Question

Which is the most reasonable estimate? 

three point eight plus the quantity of two point one times four point one minus five point three
 	
	7
	eleven
	eighteen
	twenty-five 
I WILL MEDAL AND FAN.

ineedhelplz · Answer

7 is the most reasonable because the answer is 7.11 and its closer to 7 then the rest of the answers

ineedhelplz · Answer

(3.8+2.1×4.1)−5.3
(3.8+8.61)−5.3
12.41−5.3
7.11

anonymous · Answer

so the answer is 7?

anonymous · Answer

thx