A scientist had a bottle that contains 15.6mL of solution. She used 3.2mL of the solution for an expierment. She poured half of the solution remaining in the bottle into a breaker. Finally she poured 6mL of solution remaining in the bottle into a test tube. How many mL of solution remained in the bottle?

Question

Lola Hartman

Mathematics

20 July, 11:04

A scientist had a bottle that contains 15.6mL of solution. She used 3.2mL of the solution for an expierment. She poured half of the solution remaining in the bottle into a breaker. Finally she poured 6mL of solution remaining in the bottle into a test tube. How many mL of solution remained in the bottle?

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Moshe · Answer 1

Amount of solution in the Bottle 15.6 mL

Amount used: 3.2mL

remaining soltuion=15.6-3.2=12.4 mL

Amount of solution in breaker=1/2*12.4=6.2 mL

amount remaining in the bottle=12.4 mL

amount poured in the test tube=6 mL

amount that remained in the bottle=12.4-6=6.4 mL