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Saksham Chanani from Sri Sri Academy, Kolkata
Subject :IMO    Class : Class 4

Sanchi takes 24 mins 25 sec to draw 15 rectangular designs. How long does she take to draw 30 rectangular designs if all are drawn in equal period of time?

A 48 mins 50 sec
B 49 mins 50 sec
C 49 mins 10 sec
D 48 mins 10 sec


Ans 1:

uday from NPS, SINGAPORE
Class : Class 4
A

Ans 2:

from ,
Class :
15 rectangles = 24 min 25 sec 15x2 = 30 30 rectangles = 2x 24 min 25 sec = 48 min 50 sec.

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