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:
Class : Class 4
A
Ans 2:
Class :
15 rectangles = 24 min 25 sec
15x2 = 30
30 rectangles = 2x 24 min 25 sec = 48 min 50 sec.