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BASANT RAJ from DELHI PUBLIC SCHOOL, GAYA
Subject :IMO    Class : Class 6

The ratio of the volume of water in Bottle P to the volume of water in Bottle Q is 3 : 4. Rajeev drank 40 mL of the water from Bottle P and the ratio then became 13 : 20. How much water was there in bottle P at first?

A 60 mL
B 80 mL
C 300 mL
D 400 mL


Find answer

Ans 1:

Divyansh Giri from MPVM Ganga Gurukulam, Prayagraj
Class : Class 9
Solution=Let the quantity of water in bottleP = 3x and that of in bottle Q = 4x.According to question,⇒ 20(3x – 40) = 4x × 13⇒ 60x – 800 = 52x ⇒ 8x = 800 ⇒ x = 100So, quantity of water in bottle P = 3 × 100= 300 mLans.-c

Ans 2:

Kushal Gupta from Vibgyor High, Bangalore
Class : Class 6
C

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