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### Primary 5 Problem Sums/Word Problems - Try FREE Score :
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#### Question 1 of 4

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PSLE A* 2020 1-1 Tuition By Mr SingaporeMathGuru Results Guaranteed!* In a science laboratory, Eva had 3 bottles labelled P, Q and R with some acid in each one of them.

At first, she transferred 1/9 of the acid from P to Q.

Next, she transferred 1/9 of the acid from Q to R.

Finally, she transferred 1/9 of the acid from R to P.

In the end, each of the bottles P, Q and R had 400 ml of acid in them.

(a) What was the amount of acid in bottle P at first?

(b) What was the amount of acid in bottle Q at first?

(c) What was the amount of acid in bottle R at first?

Notes to student:

1. If the question above has parts, (e.g. (a) and (b)), given that the answer for part (a) is 10 and the answer for part (b) is 12, give your answer as:10,12
2. All units to the answers are in ml.

The correct answer is : 393.75,406.25,400
(a)_____ml, (b)_____ml, (c)_____ ml 