Library / UKMT Junior Kangaroo /56 of 243

UKMT Junior Kangaroo, 2021

Algebra Difficulty 1.0 Junior Find the answer United Kingdom

Lily pours 296 litres of water into the top of the pipework shown in the diagram. Each time a pipe forks, half the water flows to one side and half to the other. How many litres of water will reach container Y?

(A) $210$ (B) $213$ (C) $222$ (D) $225$ (E) $231$

Figure for this problem

We don't reproduce this publisher's solutions. Their own solution is here — work the problem first.

Want a route through all this instead of an archive? The track puts 2,604 problems in a working order, from Junior Challenge level to the IMO shortlist.

Source: UK Mathematics Trust, licensed © UK Mathematics Trust; past papers published free at ukmt.org.uk. Statement reproduced verbatim; metadata (topic, difficulty) added by this project. Solutions are the publisher's, linked not copied.