FREE Video Lesson Worth $20! Access 10000 Questions From P1 to P6! Access 300 Hours of Video Explanations! Video Tutorials to Tough PSLE Questions!

Or use your Email address

### Primary 6 Problem Sums/Word Problems - Try FREE

- Fractions: As easy as ABC! > Fractions Exercise 11 > 1
- Attempting as Guest
- Attempt Mode: Attempt All Chapter Questions

**Score :**

Disabled

**Question
1 of 3**

There are 4 bottles labelled P, Q, R and S.

These bottles contained a total of 1620 marbles.

The number of marbles in S was halved while the number of marbles in P and Q were increased by 110 and decreased by 30 respectively.

Eventually, the number of marbles in all 4 bottles became equal.

How many marbles were there in bottle S at first?

The correct answer is :

**680**