In triangle ABC, DE || BC where D is a point on AB and E is a point on AC. DE divides the area of Δ ABC into two equal parts. Then DB : AB is equal to
√2 : (√2 + 1)
√2 : (√2 - 1)
(√2 - 1) : √2
(√2 + 1) : √2
Ram sold two horses at the same price. In one he gets a profit of 10% and in the other he gets a loss of 10%. Then Ram gets
2% loss
No loss or profit
1% loss
1% loss
In Δ ABC,  and , if BD = 3 cm and CD = 4 cm, then the length of AD is
3.5 cm
5 cm
A and B have their monthly incomes in the ratio 8 : 5, while their monthly expenditures are in the ratio 5 : 3. If they have saved Rs. 12,000 and Rs 10,000 monthly respectively, then the difference in their monthly incomes is
Rs 52,000
Rs. 42,000
Rs. 44,000
Rs. 44,000
Pipe A can fill an empty tank in 6 hours and pipe B in 8 hours. If both the pipes are opened and after 2 hours pipe. A is closed, how much time B will take to fill the remaining tank?
A right prism has a triangular base, whose sides are 13 cm, 20 cm and 21 cm. If the altitude of the prism is 9 cm, then its volume is
1314 cm3
1134 cm3
1413 cm3
1413 cm3
Articles are marked at a price which gives a profit of 25%. After allowing a certain discount the profit reduces to  The discount percent is
11.1%
10%
The portion of a ditch 48m long, 16.5m wide and 4 m deep that can be filled with stones and earth available during excavation of a tunnel, cylindrical in shape, of diameter 4 m and length 56 m isÂ
C.
Volume of ditch = (48 x 16.5 x 4) m3 = 3168 m3
Volume of earth and stones taken out from the tunnelÂ
      Â
∴ Part of the ditch filled
  Â